Linear Momentum and Collisions MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation

Master Linear Momentum and Collisions with Expert Online Physics Exams

Advance your understanding of Linear Momentum and Collisions with specialized online physics exams designed to enhance your preparation. These resources offer a detailed review of basic physics concepts related to momentum, impulse, and the principles of collisions. Engage with practice tests and MCQ answers to deepen your comprehension and excel in your studies. Special focus on MDCAT MCQs and other relevant practice questions can significantly improve your performance.

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When calculating the momentum of an object, which quantity is needed?

A. Mass and velocity
B. Mass and acceleration
C. Force and time
D. Energy and velocity

Answer: Mass and velocity

In an inelastic collision, which of the following is true?

A. Momentum is conserved, but kinetic energy is not
B. Kinetic energy is conserved, but momentum is not
C. Both momentum and kinetic energy are conserved
D. Neither momentum nor kinetic energy are conserved

Answer: Momentum is conserved, but kinetic energy is not

When two objects collide elastically and have the same mass, what happens to their relative speed after the collision?

A. It remains the same
B. It doubles
C. It becomes zero
D. It is halved

Answer: It remains the same

In a perfectly inelastic collision, what happens to the total kinetic energy?

A. It is not conserved and converted into other forms of energy
B. It is conserved
C. It increases
D. It remains the same

Answer: It is not conserved and converted into other forms of energy

In an elastic collision, the total momentum and kinetic energy of the system are:

A. Both conserved
B. Only momentum is conserved
C. Only kinetic energy is conserved
D. Neither momentum nor kinetic energy is conserved

Answer: Both conserved

In a two-dimensional collision, the conservation of momentum must be applied separately in:

A. The x and y axes
B. The x and z axes
C. The y and z axes
D. The direction of the impact

Answer: The x and y axes

The momentum of an object with a mass of 2 kg moving at 3 m/s is:

A. 6 kg·m/s
B. 5 kg·m/s
C. 3 kg·m/s
D. 2 kg·m/s

Answer: 6 kg·m/s

What happens to the total energy in a perfectly inelastic collision?

A. Some kinetic energy is converted into other forms of energy
B. Total energy is conserved
C. Kinetic energy is doubled
D. Energy is completely lost

Answer: Some kinetic energy is converted into other forms of energy

In a perfectly elastic collision, the relative velocity of approach is:

A. Equal to the relative velocity of separation
B. Greater than the relative velocity of separation
C. Less than the relative velocity of separation
D. Unrelated to the relative velocity of separation

Answer: Equal to the relative velocity of separation