A 17 kg object explodes. 9-kg part acquires a speed of 0.59 m/s going Northwest. What speed the other part acquires? What is the direction of motion for the 8 kg part.
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- A 17 kg object explodes. 9-kg part acquires a speed of 0.59 m/s going Northwest. What speed the other part acquires? What is the direction of motion for the 8 kg part.
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- A 32-kg object #1 having an initial velocity of 42 m/s to the right collides with a 68kg object #2 moving to the left at 17 m/s. The coefficient of restitution for this collision is 0.68. Take right as the + direction.  A. Identify the type of collision. B. Determine the velocities of both objects following the impact. Identify as right or left in each case. C. Determine the percent of the initial kinetic energy lost in the collision.15. A 0.150-kg glider A is moving to the right on a horizontal, frictionless air track with a speed of 0.80 mis. It makes a head-on collision with a 0.300-kg glider B which is moving to the left with a speed of 2.20 m/s. Assume the collision is elastic. What is the magnitude of the final velocity (in m/s) of glider A? A 0.48 B. 1.48 C. 2.48 D. 3.488. In a police ballistics test, a 0.0100-kg bullet moving at 200 m/s is fired into a 1.00-kg block at rest. The bullet goes through the block almost instantaneously and emerges moving 100 m/s. What is the speed of the block just after the bullet emerges?
- A 7760 kg space probe, moving nose-first toward Jupiter at 73.9 m/s relative to the Sun, fires its rocket engine, ejecting 83.0 kg of exhaust at a speed of 248 m/s relative to the space probe. What is the final velocity of the probe? Number UnitsA 2.0-kg cart moving to the right with a speed of 1.0 m/s has a head-on collision with a 4.0-kg cart that is initially moving to the left with a speed of 1.5 m/s. After the collision, the 2.0-kg cart is moving to the left with a speed of 0.5 m/s. What is the final velocity of the 4.0-kg cart? a) zero m/s Ob) 1.5 m/s to the right c) 1.5 m/s to the left d) 0.75 m/s to the right e) 0.75 m/s to the left2. A skateboarder is traveling 7.32 m/s on a flat and level sidewalk. The mass of the board and rider is 63.0 kg. As she coasts along, she grabs a 8.55 kg backpack a friend is holding out. A) What properties are conserved in this problem? 8) What type of collision is this? Why? C) What is her speed after getting the backpack? D) Explain in words what would happen if the backpack where thrown at her?
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- Two carts are involved in an elastic, head on collision. Cart A has a mass of mA = 1.5mB, and initial velocity of vAi = 4.5 m/sto the right. Cart B has an initial velocity of vBi = 0m/s and a final velocity ofvBf = 2m/sto the right after the collision. a) What is the final velocity of cart A? b) What is the mass of cart B?I. A lump of clay (m = 3.01 kg) is thrown towards a wall at speed v = 3.15 m/s. The lump sticks to the wall. (a) What kind of collision is it? Is momentum conserved during this collision? Why or why not? (b) Calculate the impulse imparted on the lump by the wall. (c) Calculate percent of initial kinetic energy lost during this collision. II. Same lump is thrown towards the same wall, but this time it bounces off the wall at speed of 3.15 m/s. (a) What kind of collision is it? Is momentum conserved during this collision? Why or why not? (b) Calculate the impulse imparted on the lump by the wall. (c) Calculate percent of initial kinetic energy lost during this collision. III. Same lump is thrown towards the same wall, but this time it bounces off the wall at speed of 2.24 m/s. (a) What kind of collision is it? Is momentum conserved during this collision? Why or why not? (b) Calculate the impulse imparted on the lump by the wall. (c) Calculate percent of initial kinetic…4. A 10-kg body is moving through space (ignore gravity) in the positive direction of a y axis with a speed of 140 m/s when, due to an internal explosion, it breaks into two pieces: piece A (mass = 2 kg) and piece B (mass = 8 kg). Piece A moves away from the point of the explosion with a speed of 50 m/s in the +x direction. Piece B has a velocity g after the explosion. a. What is the total linear momentum of the two-piece system after the explosion? Put your answer in unit vector notation. b. What is the x component and y component of the velocity VB of piece B after the explosion? Remember to include a plus or minus sign to indicate direction.