What average force is necessary to stop a bullet of mass 20 g and speed of 250 m/s as it penetrates wood to a distance of 12 cm ?

Q: A __ collision is a collision in which the kinetic energy does not change (e.g. between hard…

A: Elastic collision: Elastic collision is the collision in which the Momentum and the kinetic energy…

Q: A ball of mass 0.160 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to…

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Q: A golf ball of mass 0.045 kg is hit off the tee at a speed of 35 m/s. The golf club was in contact…

A: Given,Mass of the ball = m =0.045 kgSpeed of the ball = v=35msTime of contact =t=3.30×10-3shere the…

Q: What average force is necessary to stop a 16 g bullet travelling at 260 m/s as it penetrates into a…

A: Using kinematic equation, the expression for find acceleration of the bullet is v2=u2+2asa=v2-u22s…

Q: A particle of mass 2m and another particle of mass m travel toward each other with the same speeds…

A: Draw the schematic arrangement of the particles as shown below: Initial condition:

Q: You go on a hot air balloon ride. The total mass of the balloon and the people riding in it is 1000…

A: initial momentum of the balloon and occupants (when it is still carrying the sand) = total mass *…

Q: A 92-kg fullback moving south with a speed of 5.8 m/s is tackled by a 110-kg lineman running west…

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Q: Two steel balls, one having a mass of 100 g and a heavier ball, having a mass of 200 g hang…

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Q: A bullet with mass of 30 grams is fired from a rifle with mass of 2kg. If the speed of the bullet…

A: Given data: Mass of bullet (m1) = 30 g = 0.030 kg Mass of rifle (m2) = 2 kg Speed of bullet (V1) =…

Q: A softball of mass 0.200 kg that is moving with a speed 10.3 m/s collides head-on and elastically…

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Q: A model rocket is constructed with a motor that can provide a total impulse of 25.0 N·s. The mass of…

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Q: A 5.6 kg block is travelling rightwards with speed 12.8 m/s. It collides with 3.2 kg which is…

A: mass of first block (m) = 5.6 kg initial velocity of first block (u) = 12.8 msmass of second block…

Q: A golf ball of mass 0.050 kg is at rest on the tee and has a velocity of  102 m/s immediately after…

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Q: Betty (65 kg) and Zoe (57 kg) are fishing on opposite sides of a 4.0 m long raft (20 kg) when they…

A: Mass of the persons are m1 = 57 kg , m3 = 65 kg mass of the raft, m2 = 20 kg

Q: A 0.16-kg toy car is initially moving at 1.3 m/s. Since the battery is losing power, the toy car has…

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Q: An object with a mass of 5.00 g is moving to the right at 14.0 cm/s when it is overtaken by an…

A: Given data: Mass of the object m = 5.00 g Initial speed u1=14.0cm/s Mass of the object 2 m2=26.0g…

Q: An object with a mass of 7.00 g is moving to the right at 14.0 cm/s when it is overtaken by an…

A: Mass of objects,  m1 = 7.00 g m2 = 30.0 g Velocities of objects,  v1 = 14.0 cm/s  v2 = 17.0 cm/s.

Q: A basketball of mass 0.6kg is dropped from rest. Just before striking the floor, it has a momentum…

A: Given data: Mass of basketball is, m=0.6 kg. Momentum is, P=3.1 kg·m/s.

Q: A volleyball is spiked so that its incoming velocity of +2.66 m/s is changed to an outgoing velocity…

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Q: 3. A golf ball of mass 0.052kg is hit off the tee at a speed of 40 m/s. The golf club was in contact…

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Q: A 2000-kg railway freight car coasts at 4.4 m/s underneath a grain terminal, which dumps grain…

A: Given: A 2000-kg railway freight car coasts at 4.4 m/s underneath a grain terminal, which dumps…

Q: Need help: A 5 kg rifle recoils with a speed of 8 m/s when a bullet with a mass of 64 g is fired.…

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Q: A 0.08-kg toy car is initially moving at 1.8 m/s. Since the battery is losing power, the toy car has…

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Q: Which is TRUE about elastic and inelastic collisions? * KE and momentum are conserved in both…

A: What is true about elastic and inelastic collision.

Q: An elastic collision is one in which: a. kinetic energy and momentum are both conserved b. the total…

A: Collision occurs due to internal forces only .So ,net external force acting on the system containing…

Q: A bullet of mass mm is fired into a block of mass MM that is at rest. The block, with the bullet…

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Q: Solve this attachment.

A: A collision is elastic if the sum of final kinetic energies is equal to the sum of initial kinetic…

Q: A ball #1 moving initially with a speed of 7m/s makes an elastic collision with a ball #2 of the…

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Q: A 0.1-kg toy car is initially moving at 1.5 m/s. Since the battery is losing power, the toy car has…

A: The expression for the impulse is as follows: I=Δp                                     1

Q: Which of the following statements are true about collisions? Two colliding objects will exert equal…

A: 1. Ture F is force, P is momentum, t is time, M and m are masses of two objects and V and v are the…

Q: Two billiard balls of equal mass undergo a perfectly elastic head-on collision. If the speed of ball…

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Q: In an inelastic collision involving an isolated system, the final total momentum is exactly the same…

A: In an inelastic collision, the total energy of the system is not conserved but the total momentum of…

Q: If a bullet of mass 8.7 g hits a block of wood of mass 5.212 kg and the bullet and wood swing up to…

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Q: A stationary object explodes into several fragments. Which properties of the system are conserved?…

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Q: An object with a mass of 8.00 g is moving to the right at 14.0 cm/s when it is overtaken by an…

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Q: A 91 kg man lying on a surface of negligible friction shoves a 68 g stone away from himself, giving…

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Q: A 5 kg rifle recoils with a speed of 8 m/s when a bullet with a mass of 64 g is fired. The muzzle…

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Q: A 0.19kg baseball is pitched at 42m/s is struck by the bat with an average force of 700 N, which…

A: Consider a ball of mass m is moving toward the left side with the speed v1 is struck by the bat with…

Q: In a ballistics test, a 29 g bullet traveling horizontally at 1200 m/s goes through a 29-cm-thick…

A: Mass of bullet (m) = 29 g= 0.029 kg Mass of target (M) = 340 kg Initial speed of bullet (u) = 1200…

Q: Ball A with a mass of 0.65 kg moves along the x-axis with a speed of 2.8 m/s. Ball B with a mass of…

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Q: A body of mass 5 kg moving with a speed of 3ms collides head on with a body of mass 3 kg moving in…

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Q: A 3.3 kg block of wood sits on a frictionless table. A 3.0 g bullet, fired horizontally at a speed…

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