A 32 kg football player leaps through the air to collide with a 18 kg running back heading toward him, also in the air.  The 32 kg player is heading to the right at 11 m/s, and the 18 kg running back is heading toward the left at 4 m/s, after the collision the 32 kg player is traveling to the right at 4 m/s, what is the velocity of the running back?

Q: A 9.00 kg mass is moving to the right with a velocity of 14.0 m/s. A 12.0 kg mass is moving to the…

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Q: Same situation as before. This time it s a block of mass 1.88 kg sliding with a constant velocity of…

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Q: 4) A 72 kg hockey player skating due east at 7.8 m/s collides head-on with an 83 kg plaver skating…

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Q: A 4.0 kg mess kit sliding on a frictionless surface explodes into two 2.0 kg parts, one moving at…

A: Given: The mass of the mess is 4  kg. The mass of each fragment is 2 kg. The final velocity of the…

Q: A 3,000-kg railway car is traveling on a level track with a velocity of 8.0 m/s to the right when it…

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Q: A 35 kg boy jumps (from rest) into a moving trolley of mass 70 kg and already moving at a velocity…

A: Mass of boy "m"= 35 kg  initial velocity of boy "v1= 0 m/s . Mass of trolley "M"= 70 kg . initial…

Q: Two carts roll on a level track, with negligible friction. These carts have small magnets at their…

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Q: Same situation as before. This time it s a block of mass 1.01 kg sliding with a constant velocity of…

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Q: 0.2 kg ball is traveling in the positive direction at 2 m/sec and collides with a stationary ball…

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Q: Hinata throws a 0.3-kg volleyball at the wall. With a velocity of 3.2 m/s, the volleyball hits the…

A: mass of volleyball (m) = 0.3 kg Initial velocity (u) = 3.2  msFinal velocity (v) = - 2.1 ms

Q: A 62.0 kg curler travelling at + 1.72 m/s runs into a 78.1 kg curler and the 62.0 kg curler comes to…

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Q: A 10 g block slides with a velocity of 20 cm/s on a smooth level surface and makes a head-on…

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Q: Same situation as before. This time it s a block of mass 1.58 kg sliding with a constant velocity of…

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Q: 2. A 40 kg girl skates at 3.5 m/s on ice toward her 65 kg friend who is standing still, with open…

A: Mass of girl = m1 = 40 kg Mass of friend = m2 = 65 kg Initial speed of girl = v1 = 3.5 m/s Initial…

Q: 2) Two football players are running towards each other the 115 KG linebacker traveling in the…

A: Given :       mass of linebacker, m1 = 115 kg      mass of running back, m2 = 95 kg      Initial…

Q: A 0.6 kg basketball moving 7.2 m/s to the right collides with a 0.04 kg tennis ball moving 22/ms to…

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Q: Same situation as before. This time it s a block of mass 1.41 kg sliding with a constant velocity of…

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Q: A block of mass 5 kg is moving with the velocity of 9 m/s when it collides with an 8 kg mass moving…

A: mass of first block (m) = 5 kg mass of second block (M) = 8 kg Initial velocity of first block (u) =…

Q: A steel ball of mass 0.514 kg is fastened to a cord 68.7 cm long and is released when the cord is…

A: Given:  Ball's mass, mb=0.514 kg Cord length, L=68.7 cm=0.69 m Steel block mass, ms=2.6 kg Collision…

Q: 40 kg girl skates at 3.5 m/s on ice toward her 65 kg friend who is standing still, with open arms.…

A: As per the given data,  Mass of the girl (m2)=40 kg ; Initial speed of girl (u1)=3.5 m/s ; Mass of…

Q: An orange billiard ball of mass 4 grams and traveling with a velocity of 4 m/s collides with a…

A: In an elastic collision (Isolated) there is no loss in the Kinetic energy of the system, and also…

Q: *A 40 kg girl skates at 3.5 m/s on ice toward her 65 kg friend who is standing still, with open…

A: Law of conservation of momentum :  It states that momentum neither created or destroy it will…

Q: A 2.00kg mass moving to the right at 3.00 m/s, catches up and collides with a mass of 4.00 kg also…

A: apply force momentum relation

Q: A 100 kg hockey player, moving at 2 m/s, collides head-on with a 75 kg hockey player moving at 1…

A: Given:-  M1 = 100 kg ,mass of first hockey player     ; V1 = 2 m/s ,initial velocity of M1 M2 = 75…

Q: A 1500 kg car moving to the right with a speed of 20 m/s collides with a bigger car of mass 2000 kg…

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Q: The city police are in pursuit of Robin Banks after his recent holdup at the savings and loan. The…

A: Conservation of momentum: "The total momentum of an isolated system of interacting particle is…

Q: Same situation as before. This time it s a block of mass 1.58 kg sliding with a constant velocity of…

A: In all type of collisions momentum remain conserved. The equation of coefficient of restitution…

Q: An 4.5 kg bowling ball rolls with a velocity of 3.4 m/s and strikes a stationary 5.0 kg bowling…

A: Mass of first ball m1=4.5 kg and velocity of the ball before collision u1=3.4 m/s. Mass of second…

Q: An 80 kg running back moving at 5.0 m/s attempts to dive directly across the goal line for a…

A: Solution: Given that Before collision : lets say, first player mass, mA = 80 kgsecond player mass,…

Q: A 3,000-kg railway car is traveling on a level track with a velocity of 8.0 m/s to the right when it…

A: Given : m1 = 3000 kg v1 = 8 m/s m2 = 5000 kg v2 = -4 m/s (negative because it is moving towards…

Q: A bullet (m=0.005kg) moving at 500 m/s strikes and sticks in a block of wood (m=5kg). What is the…

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Q: Two football players with masses of 60 kg and 50 kg run directly toward each other. The 60 kg…

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Q: there are three objects: A is 17 kg moving to the right at 5 m/s, B is 4 kg moving to the left at 4…

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Q: 5,000 kg lorry is travelling west and runs into the rear of a 1,000 kg car that was stationary. The…

A: Given, m1 = 5000 Kg m2 = 1000 Kg v = 18 m/s v1 = ?

Q: A ball of mass 0.250-kg and a velocity of 5 m/sec to the right collides head-on with a ball mass…

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Q: A 4.8 kg mess kit sliding on a frictionless surface explodes into two 2.4 kg parts, one moving at…

A: Solution:- Given:- M=4.8 kg Linear momentum for two 2.4 kg parts (m=2.4 kg) P1= mV1 j ​P2=mV2(cosθ i…

Q: A 15,000 kg railroad freight car travels on a level track at a speed of 2.5 m/s. It collides and…

A: Mass of the first car: m1=15,000 kg Speed of the first car: v1=2.5 m/s Mass of the second car:…

Q: Running at 2 m/sec, Jack, the 45-kg quarterback, collides with Leon, the 90-kg tackle, who is…

A: Given value--- Jack initial speed = 2 m/s. Jack mass = 45 kg. Leon mass = 90 kg. Leon initial speed…

Q: A 0.6 N bullet with a velocity of 500 m/s strikes a 90 N block of wood moving at 10 m/s in the…

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Q: An ice hockey forward with mass 70.0 kg is skating due north with a speed of 5.5 m/s. As the forward…

A: m = 70 kg  u = 5.5 m/s  m' = 110 kg  u'= - 4 m/s

Q: A 1 kg and a 9 kg cart can move on an air-track without friction. Initially the 1 kg cart moves with…

A: Given: The masses of the carts are (m1), (m2) 1 Kg, and 9 Kg respectively. The initial velocity (u1)…

Q: A 0.30kg cart moves on an air track at 1.2 m/s. It collides with and sticks to another cart of mass…

A: Given Data: The mass of cart 1 is: m1=0.30 kg The mass of cart 2 is: m2=500 kg The initial velocity…

Q: a 200 glider and a 600 g glider are coupled together and move along a frictionless air track at 50…

A: Given: Mass of glider 1, m1 = 200 g Mass of glider 2, m2 = 600 g Speed of moving , u = 50 cm/s

Q: Same situation as before. This time it s a block of mass 1.07 kg sliding with a constant velocity of…

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Q: Same situation as before. This time it s a block of mass 1.45 kg sliding with a constant velocity of…

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