Dynamics MCQs

1. Newton’s First Law states that an object will remain at rest or in uniform motion unless acted upon by a:

A) Force
B) Momentum
C) Acceleration
D) Displacement

2. The unit of force in the SI system is:

A) Joule
B) Newton
C) Pascal
D) Watt

3. Newton’s Second Law is mathematically represented as:

A) F = ma
B) F = mv
C) F = m/a
D) F = m + a
Answer: A) F = ma

4. Which of the following is NOT a type of force?

A) Gravitational
B) Magnetic
C) Elastic
D) Velocity

5. The tendency of an object to resist changes in motion is called:

A) Acceleration
B) Inertia
C) Momentum
D) Force

6. A freely falling object experiences:

A) Constant velocity
B) Constant acceleration
C) Increasing acceleration
D) Zero acceleration

7. The acceleration due to gravity on Earth is approximately:

A) 8.9 m/s²
B) 9.8 m/s²
C) 10.2 m/s²
D) 12 m/s²

8. An object in motion continues moving due to its:

A) Weight
B) Friction
C) Inertia
D) Mass

9. The force that opposes motion between two surfaces is called:

A) Tension
B) Gravity
C) Friction
D) Normal Force

10. The product of mass and velocity is known as:

A) Work
B) Momentum
C) Acceleration
D) Impulse

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