Law of Momentum MCQs
Law of Momentum MCQs
Our team has conducted extensive research to compile a set of Law of Momentum MCQs. We encourage you to test your Law of Momentum knowledge by answering these multiple-choice questions provided below.
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1: In the impulse approximation, __________.
A. The external forces acting during a collision can be neglected
B. No external forces act on the system
C. The internal forces acting during a collision can be neglected
D. No internal forces act on the system
2: A collision occurs every __________
A. 20 seconds.
B. 30 minutes.
C. 6 seconds
3: Momentum is defined as the:
A. Force applied to an object
B. Rate of change of velocity
C. Product of mass and acceleration
D. Product of mass and velocity
4: Which of the following is a vector quantity?
A. Speed
B. Mass
C. Acceleration
D. Momentum
5: The law of conservation of momentum states that the total momentum of an isolated system:
A. Decreases over time
B. Remains constant
C. Increases over time
D. Depends on the external forces acting on the system
6: If the mass of an object doubles while its velocity remains constant, how does its momentum change?
A. It doubles
B. It halves
C. It quadruples
D. It remains the same
7: What happens to the momentum of an object when an external force acts on it?
A. The momentum increases
B. The momentum decreases
C. The momentum remains constant
D. The change in momentum depends on the force applied
8: Which of the following statements is true according to Newton's third law of motion?
A. For every action, there is an equal and opposite reaction
B. An object at rest tends to stay at rest unless acted upon by an external force
C. Force is equal to the rate of change of momentum
D. Acceleration is directly proportional to the net force applied
9: When two objects collide and bounce off each other without any external forces, the total momentum before and after the collision is:
A. Not conserved
B. Conserved
C. Greater after the collision
D. Smaller after the collision
10: Which of the following factors affects the momentum of an object?
A. Mass only
B. Velocity only
C. Both mass and velocity
D. Neither mass nor velocity
11: The rate of change of momentum of an object is equal to the:
A. Acceleration of the object
B. Force applied to the object
C. Displacement of the object
D. Velocity of the object
12: Which of the following statements is true regarding elastic collisions?
A. Kinetic energy is conserved
B. Momentum is conserved
C. Both momentum and kinetic energy are conserved
D. Neither momentum nor kinetic energy is conserved
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Law of Momentum MCQs
