Linear Momentum and Collisions MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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What does impulse depend on?
A. Force and time
B. Mass and velocity
C. Energy and velocity
D. Force and distance
Answer: Force and time
If two objects collide elastically and one is initially at rest, what is true about their velocities after the collision?
A. The moving object will transfer its velocity to the object at rest
B. The velocities of both objects will be the same
C. The moving object will come to rest
D. The object initially at rest will move with the same velocity as the moving object
Answer: The moving object will transfer its velocity to the object at rest
In a perfectly inelastic collision, which of the following is true about the objects after the collision?
A. They stick together and move with a common velocity
B. They bounce off each other
C. They exchange velocities
D. They continue moving with their original velocities
Answer: They stick together and move with a common velocity
In a perfectly elastic collision, what remains constant?
A. Total momentum and total kinetic energy
B. Total momentum only
C. Total kinetic energy only
D. Neither total momentum nor total kinetic energy
Answer: Total momentum and total kinetic energy
The momentum of an object is equal to its mass multiplied by its:
A. Velocity
B. Acceleration
C. Force
D. Energy
Answer: Velocity
In a collision where two objects stick together, what type of collision is this?
A. Perfectly inelastic
B. Elastic
C. Inelastic
D. Explosive
Answer: Perfectly inelastic
What is true about momentum in a closed system with no external forces?
A. It remains constant
B. It can change
C. It is zero
D. It is not conserved
Answer: It remains constant
In an elastic collision between two different masses, which of the following is true about the total momentum and kinetic energy?
A. Both are conserved
B. Only total momentum is conserved
C. Only total kinetic energy is conserved
D. Neither is conserved
Answer: Both are conserved
When two objects collide and one is initially at rest, the total momentum of the system:
A. Is conserved
B. Changes
C. Depends on the type of collision
D. Is lost
Answer: Is conserved