A body of mass 2.0kg makes an elastic collision with another body at rest and continues to move in the original direction but with 1/4 of its original speed. a) What is the mass of the other body? b) What is the speed of the two-body center of mass if the initial speed of the 2.0kg body was 4.0m/s?

Q: A 1200 kg car moving at 5.3 m/s is initially traveling north in the positive y direction. After…

A:

Q: A body of mass 4.1 kg makes an elastic collision with another body at rest and continues to move in…

A: part(a) solution: concept:

Q: Two automobiles approach an intersection. One vehicle is traveling with mass= 1500 kg and velocity…

A: Apply the momentum conservation equation in the horizontal direction. Apply the momentum…

Q: Two football players collide head-on in midair while trying to catch a thrown football and cling…

A:

Q: Mass A has an initial velocity of 22 m/s in the +x-direction. Mass B is three times more massive…

A: Given data: Mass of A is m Mass of B is 3m Initial velocity of A is vAi = 22 m/s  Initial velocity…

Q: A tennis ball of 0.050 kg was initially pushed down with a velocity of 1.50 m/s from a height of…

A:

Q: A ball with mass 230 g is travelling horizontally to the right at 5.0 m·s. It rebounds against a…

A: Given data:            Mass of the ball , m = 230 g = 0.23 kg            Initial velocity of the…

Q: An 8.0 kg object moving 4.0m/s in positive x direction, has a 1D collision with a 2.0kg object…

A: Dear student When there is no net force or torque on the system, the momentum remains conserved.…

Q: a) The small block collides with the large block and sticks together. How fast must the initial…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Object A of mass M has an original velocity of 7.20 m/s in the +x-direction toward a stationary…

A: The answer is below

Q: A block of mass 2.60 kg slides down a 30.0 ° incline which is 3.60 m high. At the bottom, it strikes…

A: mass of block (M)= 2.6 kg θ = 30oH = 3.6 m m = 6.6 kg

Q: An object of mass m has an elastic collision with another object initially at rest, and continues to…

A:

Q: Two cars (A and B) of equal mass have an elastic collision. Prior to the collision, car A is moving…

A: Given data The mass of both the cars is equal that is mA = mB =m The initial velocity of car A…

Q: A block of mass 1.11 kg is placed on a frictionless floor and initially pushed northward, whereupon…

A:

Q: Consider an 1D elastic collision where particle m1 hits stationary particle m2 lying on a…

A: Since you have asked multiple questions, we will solve only the first question for you. If you want…

Q: 0.25 kg hockey puck slides on a frictionless surface at 50 m/s and then collides with 2 stationary…

A: In inelastic collision, unlike elastic ones, the kinetic energy is not conserved. Kinetic energy is…

Q: A 0.30-kg puck, initially at rest on a frictionless horizontal surface, is struck by a 0.20-kg puck…

A: (a) Using conservation of momentum, the momentum equation along the x-axis is:

Q: A body of mass 2.0 kg makes an elastic collision with another body at rest and continues to move in…

A: Given:  mass of first body, m = 2 kg  initial velocity of first body = u  initial velocity of second…

Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

A:

Q: a 10 g bullet moving directly upward at 1000 m/s strikes and passes through the center of mass of a…

A:

Q: A cart with mass 340 g moving on a frictionless linear air track at an initial speed of 1.2 m/s…

A: Given:  mass of first cart, m = 340 g = 0.34 kg  initial velocity of first cart, u = 1.2 m/s…

Q: A body of mass 3.8 kg makes an elastic collision with another body at rest and continues to move in…

A: Part (a) solution: Concept used:

Q: A 1300 kg car moving at 6.3 m/s is initially traveling north in the positive y direction. After…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: A 1300 kg car moving at 6.3 m/s is initially traveling north in the positive y direction. After…

A:

Q: The eight ball, which has a mass of m = 0.5 kg, is initially moving with a velocity v = 4.7i m/s. It…

A: Given:Mass of the eight ball, m = 0.5 kgInitial velocity of the eight ball, v = 4.7i m/sMass of the…

Q: Vehicle A with mass 1500 kg and traveling due East at 2.8 m/s collides head on with vehicle B with…

A: Given data: The mass of vehicle A is mA=1500 kg. The mass of vehicle B is mB=3800 kg. The initial…

Q: A 3.0-kg object moving in the positive direction of the x-axis has an elastic collision with another…

A:

Q: In an elastic collision, a 400-kg bumper car collides directly from behind with a second, identical…

A:

Q: A 1200 kg car driving due north at 15 m/s collides with a 2300 kg truck traveling east at a speed of…

A: Given: Mass of car is m1=1200 kg Velocity of car is v1→=15 m/s j^ Mass of truck is m2=2300 kg…

Q: The eight ball, which has a mass of m = 0.5 kg, is initially moving with a velocity v = 4.7i m/s. It…

A: Given information: The same symbols are used as given in the question.

Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

A:

Q: A 1300 kg car moving at 6.3 m/s is initially traveiing north in the positive y direction. After…

A: mass of car (m) = 1300 kg initial velocity (u) = 6.3 ms due north after turn , new velocity = 6.3 ms…

Q: A 2x10^3 g metal sphere makes an elastic collision with another metal sphere at rest and continues…

A:

Q: A block with mass m 1 =1 kg is released from rest on a frictionless track at a distance h1=2.5 m…

A:

Q: Abody of mass 33kg makes an elastic collision with another body at rest and continues to move in the…

A:

Q: Block 1 of mass m1 slides along a frictionless floor and into a one-dimensional elastic collision…

A: mass of first block = m1  mass of second block, m2= 3 m1  initial velocity of second block, u2 = 0…

Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

A:

Q: A 2 kg block is moving at a speed of 10 m/s and makes a perfectly elastic collision with a second…

A: Given data: Mass of the first block is, m= 2 kg Mass of the second block is, M Initial velocity of…

Q: (b) A 50.0-kg skater is traveling due east at 3.00 m/s. A 70.0-kg skater is moving due south at 7.00…

A: Solution: as given that m1 = 50 kg v1i =3 m/s m2 = 70 kg v2i = 7 m/s after collsion they hold on…

Q: A block of mass 1.43 kg is placed on a frictionless floor and initially pushed northward, whereupon…

A:

Q: A block of mass 1.04 kg is placed on a frictionless floor and initially pushed northward, whereupon…

A: In elastic collision,  Momentum and kinetic energy both remain conserve.  e = coefficient of…

Q: A 1300 kg car moving at 6.3 m/s is initially traveling north in the positive y direction. After…

A:

Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…

A: According to the conservation of momentum, the momentum before collision id equal to the momentum…

Q: A 2x103 g metal sphere makes an elastic collision with another metal sphere at rest and co move in…

A:

Q: A block of mass 1.74 kg is placed on a frictionless floor and initially pushed northward, whereupon…

A:

Q: Jumping up before the elevator hits. After the cable snaps and the safety system fails, an elevator…

A: a  impulse =change in momentum  J=∆P  J=m(vf-vi)vi=0, relative velocity right before the elevator…