When the velocity of an object is doubled, by what factor is its momentum changed? By what factor is its kinetic energy changed?

Q: What is the magnitude of the momentum of a 1500kg jeepney whose speed is 15m/s? What speed would a…

A: Mass of the jeepney is m = 1500 kg Velocity of the jeepney is v = 15 m/s

Q: An object of mass M and an object of mass 2M have the same kinetic energy. Which has the greater…

A: Given: An object of mass M and an object of mass 2M have the same kinetic energy.   To discuss which…

Q: If the velocity of an object doubles, how the momentum and the kinetic energy of the object change?…

A: Consider an object of mass m is moving with a velocity v. Show the expression for the initial…

Q: Suppose you catch and hold a baseball, and then someone invites you to catch and hold a bowling ball…

A: Scenario: A person is invited to catch and hold either base ball or bowling ball. The condition…

Q: 0. Object 1 Object 2, but they have the same kinetic energy. momentum? has smaller mass than Which…

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Q: When an object breaks into two pieces (explosion, radioactive decay, recoil, etc.), the lighter…

A: Newton's third law states that each particle exert forces on each other that are equal in magnitude…

Q: If the velocity of a moving body is doubled, what does this do to kinetic energy and momentum of the…

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Q: Which of the following statements is/are true? 1. When a ball is thrown upward in air, its momentum…

A: SOlution:

Q: A ball of velocity 5 m/s downward strikes the ground and bounced back of the same speed in opposite…

A: Solution:Let the velocity at the instance be 'v' when it strikes the ground.Then as it rebounds with…

Q: If a player can toss a 0.200-kg ball with as much momentum as a 2.00-g object moving with a speed of…

A: Given that: m1=0.2 kgv1=?m2=2 g=2×10-3 kgv2=3.2×103 m/s

Q: Which of the following statement is true about the change in momentum?     To increase the momentum,…

A: Required:  To select true statement about the charge in momentum of the object

Q: Two balls A and B are approaching each other with velocities 5.5m/s and 8.2m/s respectively. The…

A: Given data The velocity of the ball A is given as vA = 5.5 m/s. The velocity of the ball B is given…

Q: An egg is released from rest from the roof of a building and falls to the ground. As the egg falls,…

A: Concept:- The given problem can be resolved using the concept of law of conservation of momentum.…

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 car has the same kinetic energy when it is traveling south at 30 m/s as when it is traveling…

A: As we know , K=12mv2 which means that kinetic energy deρends on sρeed of the object

Q: A 2 kg ball moving due east at 8 m/s collides head- on with a 1 kg mass moving due west at 7 m/s. If…

A: first ball mass m1=2 kgsecond ball mass m2=1 kgbefore collision:speed of first ball u1=8ms,…

Q: To impart the greatest momentum to an object, should you exert the largest force possible, extend…

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Q: How much impulse stops a 50-kg carton sliding at 4 m/s when it meets a rough surface?

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Q: An egg falls from a bird's nest in a tree and feels no effects due to the air. As it falls, A) only…

A: Scenario: An egg is falling from a bird's nest without any air resistance. Let's find what will…

Q: what is the significance of the negative value for the fractional change in kinetic energy?

A: The fractional change in kinetic energy is given by the above expression.The negative value for the…

Q: A ball is dropped from a height of 10 m. It strikes the ground and rebounds up to a height of 2. m.…

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Q: if the velocity of the moving body is doubled, what does this do to kinetic energy and momentum of…

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Q: Two balls approach each other with equal speeds of 20 m/s. One ball has a mass of 5.0-kg and the…

A: The initial momentum of the first ball is, p1F=m1u1=10 kg20 m/s=200 kg.m/s The initial momentum of…

Q: A 1.2 kg ball is thrown out a wall with the speed of 12.5 m/s it bounces back in the opposite…

A: Given: Mass of ball m = 1.2 kg. Speed u = 12.5 m/s. Bounced back speed v = 8.6 m/s.

Q: A light body and a heavy body have same momentum. Which one has more kinetic energy?

A: According to the question, a light body and a heavy body have same momentum. Between this two bodies…

Q: When is momentum not conserved?

A: Momentum is possessed by the body when it has mass and some velocity. The momentum of the body has…

Q: Two masses of 1 kg and 4 kg are moving with equal K.E. The ratio of their linear тотеntum таy be…

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Q: f an object has kinetic energy, it must also have A. Potential energy B. Momentum C. Power D. Impuls

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Q: What two quantities affect an object's momentum?

A: Required: Two quantities which affect the momentum of an object

Q: How much linear momentum does an 1800 kg car have when moving at 15 m/s?

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Q: A block of mass 0.18 kg is attached to a spring of force constant 2 N/m. The coefficient of friction…

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Q: A 1000 kg car moving at 15 km/hr strikes a stopped 500 kg car and the two lock bumpers. What happens…

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Q: A 5.8 x 104 kg train car at rest is struck from behind by a second train car, traveling at 2.6 m/s.…

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Q: When the mass of moving object is doubled with no change in speed, by what factor is its momentum…

A: As we know momentum of a body having a mass ‘m’ and velocity ‘v’ is given as,Momentum, p =…

Q: Which of the following has the maximum momentum (a) A 100 kg vehicle moving at o.02 ms- (b) A 4 g…

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Q: A basketball (m = 0.60 kg) is dropped from rest. Just before striking the floor, the ball has a…

A: m = 0.60 kg v0 = 0 m/s p = 3.4 kg·m/s h = ?

Q: Does a greater force on an object produce a greater change in velocity, a greater change in…

A: In the given question we have to discuss about when we greater the force on an object then what…

Q: A ball of 50 g is dropped vertically downwards from the top of a 5 m high tower. If the ball hits…

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Q: A basketball (m = 0.60 kg) is dropped from rest. Just before striking the floor, the ball has a…

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Q: A 2.00 kg stone is dropped from rest at a height of 4.00 m. What impulse does gravity impart to this…

A: The impulse can be expressed as I=F·Δt=maΔt=mΔv=Δp

Q: Under what circumstances is momentum conserved?

A: Conservation of momentum

Q: A body weighing 1 kg is lowered to the ground from a height of 1 m. Is the momentum in this case…

A: Recall If external force on a system of masses is zero then momentam is conserved and displacement…

Q: Sometimes, two objects of different mass have the same speed. Other times, they have the same…

A: Given:- Sometimes, two objects of different mass have the same speed. Other times, they have the…

Q: A 0.20 kg ball is thrown straight up into the air with an initial speed of 15 m/s. Find the momentum…

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