A railroad car of mass 2.7\times 10^4 kg moving at 3.50 m per s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m, A 1.30 x 10^4 kg railroad car moving at 6.70 m/s to the north collides with and sticks to another railroad car of the same mass that is moving in the same direction at 1.83 m/s. a. What mass of water has collected in the car? A 3.0 kg ball at 3 m/s and strikes a 1.5 kg ball moving at -2 m/s. The mass of the car is m1=1000kg 0.02($20,000) 2. {/eq} railroad car traveling at a speed of {eq}24.0 \ m/s Speed (Va)=1.73m/s The two cars lock together instantaneously and move along the track. Determine the following. A railroad car (m = 2 times 10^4 kg) moving at 2.80 m / s collides and couples with two coupled railroad cars each of the same mass as the single car and moving in the opposite direction at 1.20 m /, A railroad car of a mass of 24,000 kg is moving with a speed of 4.03 m/s. A: Given, It collides and couples with two coupled railroad cars, each mass 2.00*10^4 kg, moving westward on the same track with an initial speed of 5.40 km/h. (hint: figure kg, then convert answer, M = p/v = .140/4 = .035kg conversion:.035 X 1000 = 35grams, 5. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. = 50 x 109 Pa), A golf ball of mass 0.045 kg is hit off the tee at a speed of 45 The, A: The magnitude of impulse can be obtained as A railroad car of mass [{MathJax fullWidth='false' 2.56 \times 10^{4} kg }] is moving with a speed of 4.08 m/s. {/eq} railroad car is traveling at {eq}2\text{ m/s} (a) What is their final speed in m / s? The cars become coupled and continue traveling. Car A (total mass 100 kg, traveling at 3.0 m/sec) catches up to and rams Car B (total mass 90 kg, traveling at 2.0 m/sec) from behind. a) What is the speed of the three coupled cars after the, A railroad car (m = 2 times 10^4 kg) moving at 2.80 m / s collides and couples with two coupled railroad cars each of the same mass as the single car and moving in the opposite direction at 1.20 m /, A railroad car of mass 18800 kg moving at 3.85 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 2.31 m/s. 2. Places to see, ways to wander, and signature experiences. This number is based on the percentage of all Tripadvisor reviews for this product that have a bubble rating of 4 or higher. (a) Speed of the three coupled. Each railroad car has a mass of 75000 kg. The momentum of a system does not change (is conserved) when no external forces act upon the system. What is their final speed? M2 = 95 kg, v2 = 6.2 m/s Please give your answer in units of m/s, however, do not explicitly include units when . Stargard Gate. What is the final velocity of 3.0 kg ball? A 10,000 kg railroad car traveling north at 10 m/s collides with a 5,000 kg rail car also moving north but at an unknown speed. State the two conditions for the mechanical equilibrium of a All rights reserved. Stargard Gate, located to the south of Neubrandenburg's Marienkirche , was first of the four medieval city gates that we have seen during our short stay within the old, medieval city walls. (a) What is the speed of the two cars after collision? Calculate the momentum of a 12ookg car with a velocity of 25m/s. A railroad car of mass 2.80 \times 10^4\ kg moving at 2.90 m collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. What is the speed of the combined cars after the collision? A: Given:uR=300m/s(Initialvelocityofrocket)dmgdt=5kg/s(Rateof, A: Given data: (b) What is the average force applied to the driver by the seatbelt? What is their final speed? The initi, An automobile has a mass of 2150 kg and a velocity of +18 m / s. It makes a rear-end collision with a stationary car whose mass is 1850 kg. A 10,000 kg railroad car traveling at a speed of 24.0 m / s strikes an identical car at rest. 1200 kg car moving at 9.72 m per s runs into and sticks to a parked 1000 kg car. Determine, A railroad car of mass 2.47x10^4kg, is moving with a speed of 4.12m/s. Determine the velocity of the train and the box car is they couple together. A 12,000kg. A initial velocity of the quarterback is u1 = 0 m/s Initial velocity of the cart A uA=, A: Given: The first car is moving with a speed of 9 m/s prior to the collision. {{m}_{1}}{{v}_{1}}+{{m}_{2}}{{v}_{2}} &=\left( {{m}_{1}}+{{m}_{2}} \right){{v}_{f}} \\ A railroad car of mass 12,000kg collides and couple with the second car of mass 18,000kg that is initially a rest. 25.67 m/s c. 27.0, Railroad cars are moved around in a switchyard. a) W, A railroad car of mass 3.5 x 10^4 kg moving at 4.50 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. {/eq} strikes an identical car at rest. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.00 m/s. Get access to this video and our entire Q&A library, Linear Momentum: Definition, Equation, and Examples, Railroad cars are moved around in a switchyard. So, it was interesting to visit it again. If the cars lock together as a result of the collision, (a) What is their common speed afterward? If the truck and car lock bumpers and stick together, what is their speed immediately after the collision? A school bus traveling at 40 km/hr. If the two cars lock together as result of the collision. Two particles with masses m and 3m are moving toward each other along the x axis with the same initial speeds vi. It collides and couples with a 25,000 kg second car, initially at rest and with brakes released. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the sa. Stargard Gate, located to the south of Neubrandenburg's Marienkirche , was first of the four medieval city gates that we have seen during our short stay within the old, medieval city walls. What is the momentum of the 9,000 kg railroad car before the collision? A: Given:- External forces can do work (work is force multiplied by distance), which can change the kinetic energy of objects, altering momentum. \left( 12000\ \text{kg} \right)\left( 2\ \text{m/s} \right) &=\left( 22000\ Our experts can answer your tough homework and study questions. asked by Jeremy January 24, 2010 3 answers Apply the law of conservation of momentum to this problem 10,000 * 24.0 = V' * 20,000 A 10000 kg railroad car, A, traveling at a speed of 24.0 m/s, strikes an identical car, B, at rest. It collides and couples with a 50,000 kg second car, initially at rest and with brakes released. Here, m1 and m2 are the mass of the cars and u1 and u2 are their respective, A: The given data are: Start your trial now! If the cars lock together as a result of the collision, what is their common speed (in m per s) afterward? It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.06 m/s. {/eq} is the mass of the railroad cars, {eq}\displaystyle v_1 = 24\ m/s (a) What is the speed of the two cars after collision? It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 1.95 m/s. Q: by an 89-kg linebacker traveling with an initial speed of 5.2 m/s. 1. the final momentum is (M1+M2)V It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same, A railroad car of mass 2.49 x 10^4 kg is moving with a speed of 3.84 m/s. A 10,000-kg railroad car A, traveling at a speed of 24.0 m/s A 85 kg running back is moving at +12 m/s and strikes a 125 kg linebacker moving at -8.0 m/s. This number is based on the percentage of all Tripadvisor reviews for this product that have a bubble rating of 4 or higher. a) What i, A railroad car of mass 2.44 x 104 kg is moving with a speed of 4.10 m/s. Mass(Ma)=2.42g 0.02($20,000)+ $20,000 5. A: For the given case of inelastic collision, A: Momentum is defined as the product of mass and velocity. A railroad car of mass m is moving at speed v when it collides with a second railroad car of mass M which is at rest. (b) What is the impuls, A railroad car of mass 2.90 multiplied by 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. Essential Neubrandenburg. If the two vehicles lock together, what is their combined velocity immediately after the collision? How much mec. Built in first half of 14th century it is a very well preserved Brick Gothic gate system consisting 18 meters high front gate, 40 . Historic Sites, Observation Decks & Towers, Fritz Reuter-Denkmal & Mudder-Schulten-Brunnen. The mass of cart A is,mA=0.5kg A railroad car of mass 2.3 * 10^4 kilograms moving at 4.00 meters per second collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same directi. A 1200 kg car is traveling 21.1 m/s. A railroad car of mass 2.80 \times 10^4\ kg moving at 2.90 m collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. Suppose a 40,000-kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car initially at rest. . What is the speed of the three coupled cars after the collisio, A railroad car of mass 2.59104 kg is moving with a speed of 4.16 m/s. A car traveling next to you at the same speed you are traveling. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 100 m/s. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same dir, A railroad car of mass 2.44x10^4kg is moving with a speed of 3.96m/s. (b) If, A. (e) Substitute values, obtaining the numerical value for vf, their speed after the collision. Thus, we can equate the initial and final momentum sums to each other: {eq}\begin{align} \left( 12000\ \text{kg} \right)\left( 2\ \text{m/s} \right)+\left( 10000\ \text{kg} \right)\left( 0\ \text{m/s} \right) &=\left( \left( 12000\ \text{kg} \right)+\left( 10000\ \text{kg} \right) \right){{v}_{f}} \\ A 10,000 kg railroad car traveling at a speed of 24.0 m/s strikes an identical car at rest. What is their velocity after the collision? They couple upon collision and move away as one body at what m/s? What is the, A railroad car of mass 2.55 x 104 kg, is moving with a speed of 4.20 m/s. A 14,000 kg boxcar is coasting at 1.5 m/s along a horizontal track when it hits and attaches to a stationary 10,000 kg boxcar. M2 = 5,000 kg, V2 = ? If a red ball is traveling to the right with speed v and a blue ball is traveling to the left with speed 3v before the collision, what statement is true concerning their velocities subsequent to the collision? It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.00 m/s. (a), A railroad car of mass 2.7\times 10^4 kg moving at 3.50 m per s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m. A railroad car of mass 2.50 x10^4 kg moving at 4.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after, A railroad car of mass 2.75 times 10^4 kg moving at 2.70 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. The mass of, A: Letm1 be the mass of the cart which is moving. Apply the law of conservation of momentum to this problem a. Wha, A railroad car with a mass of 12,400 kg collides and couples with a second car of mass 18,700 kg that is initially at rest. Beside two gates it also includes a building that was a customs office and a wall across the street from that building. {/eq} railroad car that is at rest. Solution, A: Given information: If the cars lock together as a result of the collision, what is their common speed just afterward? A marble column of diameter 1.54 m and. {/eq}. a) What is, A 12000 kg train engine moving at 2.2 m/s locks into 3 boxcars with a total mass of 25000 kg sitting still. What is, A railroad car of mass 2.50 times 10^4 kg is moving with a speed of 4.00 m/s. What is the speed of the cars after the collision? Kinetic energy;, A: massoffirstcar(m)=1200kginitialvelocityoffirstcar(u)=15.6msmassofsecondcar(M)=. What is their final speed? Find the common velocity of the two-car train after the collision. A railway car having a total mass of 5.8 \times 10^5 kg, moving with a speed of 9.1 km/h, strikes another car that has a mass of 8.7 \times 10^5 kg and is initially at rest. Rain falls vertically. If the cars lock together and They collide, the lighter car rebounding opposite its original direction at 0.300 m/s. The two cars couple together. What is the velocity, A 1.46*10^4 kg railroad car moving at 7.05 m/s to the north collides with and sticks to another railroad car of the same mass that is moving in the same direction at 1.76 m/s. If the cars lock together and It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.06 m/s. The mass of the first cart is 10 kg moving with 4 m/s in rightward. $20,000/0.02 + $20,000. (a), A railroad car of mass 2.15 * 10^4 \ kg moving at 3.15 \ m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 \ m/s, A railroad car of mass 2.46 \times 10^4 kg, is moving with a speed of 4.11 m/s. M1 = 10,000 kg, V1 = 10 m/s. {/eq}. As an object increases speed, its momentum increases and as it decreases speed, its momentum decreases. A) 1 m/s B) 2 m/s C) 1/3 m/s D) 2/3 m/s, The mass of the railroad car is {eq}{{m}_{1}}=12000\ \text{kg} In Example #1 (linear momentum lecture), a railroad car, A, traveling at a speed of 24.0 m/s strikes a car, B, at rest. Additionally there were two mills beside the outer gate, from which one is still there. A 5000-kg freight car moving at 2 m/s collides with a 10000-kg freight car at rest. A railroad car of mass 2.60 x 10^4 kg is moving at 3.10 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. The cars stick together. What is the speed of the three cars after the collision? A 9,300 kg. We have , A 20,000 kg railroad car travels down the track at 30 m/s and hits a second stationary railroad car of 10,000 kg. It collides and couples with a 25,000 kg second car, initially at rest and with brakes released. The cars stick together. At the . Mb=1.25g What is the speed of the car and truck as they move forward (connected) after the collision? No one has answered this question yet. What is their final speed? A 10,000-kg railroad car travels down the track at 30 m/s and hits a second stationary railroad car of 20,000 kg. They interlock as a result of the collision and move off as one. A 1200 kg car traveling north at 14 m/s is rear-ended by a 2000 kg truck traveling at 25 m/s. If the collision is inelastic and has little friction, how fast will the engine and cars mov, A railroad car with a mass of 1.86 104 kg moving at 2.80 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction. What is the speed of the truck before the collision? P1i = 10 kg.m/s A initial velocity of the linebacker is, A: Given data A mix of the charming, modern, and tried and true. copyright 2003-2023 Homework.Study.com. Initial momentum = Final momentum, A: Given information:Mass of Marry (m1) = 70 kgMass of sue (m2) = 56 kgInitial velocity of Marry (v1) =. much of the initial kinetic energy is transformed to thermal or (a) What is the speed of the three coupled cars after t, A railroad car of mass 2.1 \times 10^4kg moving at 4.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20m/s. An airplane flying acroos the sky. One should go there with an open mind and open eyes. more. Createyouraccount. {/eq}. One Chemistry Application Questions. 10. A load of coal is then dropped into the car. Jul 2020. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same dir, A railroad car of mass 24,300 kg, is moving with a speed of 3.97 m/s. After the collision the cars stick together. What. (a) 1/3, (b. The velocity of object 1 is given as v1 = 5, A: According to conservation of momentum, Sign in|Recent Site Activity|Report Abuse|Print Page|Powered By Google Sites. a. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.02 m/s. A 14,000 kg boxcar is coasting at 1.50 m/s along a horizontal track when it hits and attaches to a stationary 10,000 kg boxcar. (b) Is the collision best described as elastic, inelastic, or perfectly inelastic? That was the first time we've seen such a well preserved Medieval city gate, and still, there were three more to admire. A: We will solve the above question using the conservation of momentum. After the collision, the 1.5 kg ball moves to the right at 2 m/s. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same dir. A 40,000 kg railroad car initially traveling at 10 m per s collides inelastically with a 20,000 kg railroad car initially at rest. Get access to this video and our entire Q&A library, Elastic and Inelastic Collisions: Difference and Principles. Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 kg/s as shown in Figure P8.64. \\ Part A: Find the velocity of the heavier car after the collision. The initial velocity of the first object is4.63m/si. {/eq}, The mass of the second railroad car is {eq}{{m}_{2}}=10000\ \text{kg} If the cars lock together after the collision how fast will they be going and in what direction? The first car is moving with a speed of 7.7 m/s prior to the collision. How would I graph a collision. All cars have a mass of mass 2.5 x 10^4 kg. All cars have a mass of mass 1.08 times 10^5 kg. M1 = 115 kg, v1 =- 4.8 m/s It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same, A railroad car of mass 2.49 x 10^4 kg is moving with a speed of 3.98 m/s. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.10 m/s. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same, A railroad car of mass 2.48 x 10^4 kg is moving at a speed of 3.84 m/s. A car with a mass of 1200 kg and a speed of 12 m/s heading north approaches am intersection. One was initially moving at 3.2 m / s and the other was at rest. What is the speed of the three cars after the collision? Wha. (a). After the collision, the cars lock together and slide. Do. Both, main and front gate are richly decorated with plastered panels. A 10,000 kg railroad car traveling at a speed of 24.0 m/s strikes an identical car at rest. by the golf-club Round your answer to1 decimal The car goes from 30 m/s to 0 in 1.3 m. (a) What impulse is applied to the driver by the seatbelt, assuming he follows the same motion as the car? Liabilities and Stockholders Equity Accounts payable 29,000 15,000. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.00 m/s. rigid body. a. The two cars latch together during the collision and then move off to the ri, A 5100 kg open train car is rolling on frictionless rails at 17 m/s when it starts pouring rain. places The cars stick together. What is their final speed? (a) What are the velocities of the car and the coal before t, A railroad car of mass 3.00x10^4kg moving at 2.50m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20m/s. here, the mass of each rail road car , m = 10,000 . How fast was the second car moving before the impact? 97% of travelers recommend this experience. A 1,200 kg car moving at 7.8 m/s collides with a stationary car of mass 1,500 kg. (f) Why are the answers to parts (d) and (e) different? (a), A railroad car of mass 2.46 \times 10^4 kg, is moving with a speed of 4.11 m/s. (d) Solve the momentum equation for vf. This review is the subjective opinion of a Tripadvisor member and not of Tripadvisor LLC. One was initially moving at 2.2 m/s , and the other was at rest. Find the speeds the pucks have after the collision if half the kinetic energy of the system becomes internal energy during the collision. It collides and couples with three other coupled railroads cars, each of the same mass as the single car and moving in the same direction with an initial speed of 2.00 m/s. C. A car traveling next to you at a. What is the speed of the three coupled cars after the collisio. Make sure you include the formula, the numbers plugged into the formula. What is their final speed? It collides with a stationary car of mass 1500 kg, and the two vehicles lock together. The second mass is, A: Given data: It collides and couples with three other coupled railroad cars, each of the same mass. The cars lock bumpers and skid off together with the wheels. It makes a rear-end collision with a stationary car whose mass is 1800 \ kg. What is the speed of the cars immediately after the collision? $$ - $$$ American Fast Food Vegetarian Friendly, $$ - $$$ Diner Wine Bar Vegetarian Friendly, $$ - $$$ Steakhouse Barbecue Vegetarian Friendly. The collision takes 0.15 s and after the crash the cars wheels lock and they skid to a stop on the u=0.40 road. 7X 10,000,000,000 + 2X 1,000,000,000 + 0X 100,000,000 + 6X 10,000,000 + 0X 1,000,000 + 9X 100,000 + 6X 10,000 + 4X 1,000 + 7X 100 + 6X 10 + 5X 1 been working on this for 1 hour! (a) 0 (b) 40 kg m/s (c) 40 kg m/s (d) 30 kg m/s (e) 10 kg m/s. (a) What is the speed of the three coupled cars after t, A railroad car of mass 2.00 times 10^4 kg moving at 3.00 m / s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m / s. (a) What is the speed of the three coupled cars a, A railroad car of mass 2.1 \times 10^4kg moving at 4.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20m/s. The cars stick together. 1. 3. same as 1, if they stick together, final momentum (85+125)V solve for v. You can ask a new question or browse more Physics ~ CONSERVATION OF MOMENTUM ~ questions. t is time period and m v is an impulse, A: Given:- The combined o speed of the car is 3.6m/sec {/eq}, {eq}\displaystyle \boxed{v = 12\ m/s} Example: Railroad cars collide identical car, B, at rest. \\ Part A: Find the velocity of the heavier car after the collision. 3.) A train car with mass m_1=511 kg is moving to the right with a speed of v_1=7.7 m/s and collides with a second train car. A few minutes later, the car's speed is 12 m/s. The truck and car are locked together after the collision and move with speed 8 m/s. 6. What is the momentum of the 9,000 kg railroad car before the collision? When one railroad car is moving and the other is stationary, the only one moving will have the momentum. Start your trial now! A railway car having a total mass of 5.8 \times 10^5 kg, moving with a speed of 9.1 km/h, strikes another car that has a mass of 8.7 \times 10^5 kg and is initially at rest. A 14000 \ kg boxcar is coasting at 1.50 \ m/d along a horizontal track when it hits and couples with a stationary 10000 \ kg boxcar. Earth 93,000,000 Jupiter 483,000,000 Mars 142,000,000 Mercury, Cash (Net Effect) $35,000 20,000 +15,000 A/R 33,000 14,000 +19,000 Merchandise Inventory 27,000 20,000 +7,000 PPE 60,000 78,000 -18,000 Accumulated Depreciation (29,000) (24,000) ? Explore the effects on the conservation of momentum in inelastic vs. elastic collisions. A 20,000 kg railroad car is traveling at 5 m/s when it collides and couples with a second, identical car at rest. A railroad car of mass 2.44 times 10^4 kg, is moving with a speed of 4.05 m/s. A railroad car of mass 25,800 kg is moving with a speed of 4.18 m/s. A 40,000 kg railroad car initially traveling at 10 m/s collides in elastically with a 20,000 kg railroad car initially at rest. {/eq}, {eq}\displaystyle v = \frac{24\ m/s}{2} One of the protons is . Speed after the collision=? Chap. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same dir, A railroad car of mass 24,300 kg, is moving with a speed of 3.97 m/s. FIGURE P11.49. Perform the following practice problems on a seperate sheet of notebook paper. A rail car of mass 20,000 kg is traveling east with a speed of 12 m/s. (a) What is the speed of the three coupled cars after, A railroad car of mass 2.75 times 10^4 kg moving at 2.70 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. V' is the final velocity after collision. Science Physics A 10,000-kg railroad car, A, traveling at a speed of 24.0 m/s strikes an identical car, B, at rest. A railroad car of mass m is moving at speed v when it collides with a second railroad car of mass M which is at rest. 100% of travelers recommend this experience. 7. A 12,000kg. (a) What is the speed of the three coupled cars, A railroad car of mass 2.35 x 10^4 kg moving at 3.05 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 ms. (a) What is the speed of the three coupled cars after the c, A railroad car of mass [{MathJax fullWidth='false' 2.56 \times 10^{4} kg }] is moving with a speed of 4.08 m/s. If the coefficient of kinetic friction between the cars an, {eq}\displaystyle m = 10,000\ kg What is the speed of the two cars after coupling? A, A railroad car of mass 15000 kg and velocity 5 m/s collides completely inelastically with a stationary railroad car of mass 25000 kg and couples to it. All other trademarks and copyrights are the property of their respective owners. railroad car traveling at a velocity of 15m/s strikes a second boxcar, at rest. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. (a), A railroad car of mass 3.5 x 10^4 kg moving at 4.50 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. A 4500 kg truck traveling at 17.5 m/s collides with a motionless 1350 kg car.They become locked together.If there is no friction, what is their velocity? A 1 kg ball moving at 12 m/s collides head-on with a 2 kg ball moving in the opposite direction at 24 m/s. A 9300-kg railroad car traveling at a velocity of 15 m/s strikes a second boxcar at rest. 2.) Assume the skateboarders undergo a completely elastic head-on collision on the horizontal segment of the half-pipe. A railroad car of mass 2.41 x 104 kg is moving with a speed of 3.90 m/s. The cars stick together. a), A railroad car of mass 3.20 x 10^4 kg moving at 2.95 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. . Figure P8.64, Two skateboarders, with masses m1 = 75.0 kg and m2 = 65.0 kg, simultaneously leave the opposite sides of a frictionless half-pipe at height h = 4.00 m as shown in Figure P11.49. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same, A railroad car of mass 2.49 x 10^4 kg is moving with a speed of 3.98 m/s. They undergo an elastic glancing collision such that particle m is moving in the negative y direction after the collision at a right angle from its initial direction. What is their final speed? It collides and couples with three other coupled railroad cars, each of the same mass, A railroad car of mass 2.50 x 10^4 kg is moving with a speed of 3.87 m/s. After the collision, the first car rebounds with a speed of 1. Initial velocity of first cart (v1) = 2.0 m/s, to the, A: Elastic collision is a type of collision where both the momentum and the kinetic energy of the, A: Given Data:
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