Mechanics and General Properties of Matter

By admin / September 1, 2025

Mechanics and General Properties of Matter Quiz

1. Which of the following is a vector quantity?

A) Speed
B) Distance
C) Displacement
D) Temperature

2. The SI unit of acceleration is:

A) m/s
B) m/s²
C) km/h
D) kg·m/s²

3. If an object moves with uniform velocity, its acceleration is:

A) Zero
B) Constant
C) Increasing
D) Decreasing

4. The area under a velocity-time graph gives:

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

5. If a car accelerates from rest at 2 m/s² for 5 seconds, its final velocity is:

A) 2 m/s
B) 5 m/s
C) 10 m/s
D) 20 m/s

6. In projectile motion, the horizontal component of velocity:

A) Increases
B) Decreases
C) Remains constant
D) Sometimes increases

7. The dimension of momentum is:

A) ML
B) MLT⁻¹
C) ML²T⁻²
D) MLT

8. If the displacement-time graph is a straight line, the motion is:

A) Uniform
B) Accelerated
C) Decelerated
D) Oscillatory

9. The rate of change of momentum is:

A) Force
B) Work
C) Power
D) Energy

10. For a body in free fall, neglecting air resistance, its acceleration is:

A) Zero
B) 9.8 m/s²
C) 4.9 m/s²
D) Variable

11. Which law states: “An object remains at rest or in uniform motion unless acted upon by an external force”?

A) Newton’s first law
B) Newton’s second law
C) Hooke’s law
D) Law of gravitation

12. Unit of force in SI is:

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

13. When two bodies collide and stick together, the collision is:

A) Elastic
B) Inelastic
C) Superelastic
D) Perfectly elastic

14. Frictional force always acts:

A) In direction of motion
B) Opposite to direction of motion
C) Perpendicular to motion
D) Same as applied force

15. Coefficient of friction is:

A) Ratio of normal force to friction
B) Ratio of friction force to normal reaction
C) Product of mass and acceleration
D) Force per unit area

16. Static friction is generally:

A) Less than kinetic
B) More than kinetic
C) Equal to kinetic
D) Sometimes more

17. When a bicycle stops suddenly, rider falls forward due to:

A) Friction
B) Newton’s first law
C) Newton’s third law
D) Gravity

18. SI unit of impulse is:

A) N
B) kg·m/s
C) N·s
D) Joule

19. In an elastic collision, which is conserved?

A) Only energy
B) Only momentum
C) Both energy and momentum
D) Only mass

20. The force required to keep an object moving at constant velocity is equal to:

A) Net force
B) Friction
C) Gravity
D) Mass

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Mechanics and General Properties of Matter

Mechanics and General Properties of Matter Quiz

1. Which of the following is a vector quantity?

2. The SI unit of acceleration is:

3. If an object moves with uniform velocity, its acceleration is:

4. The area under a velocity-time graph gives:

5. If a car accelerates from rest at 2 m/s² for 5 seconds, its final velocity is:

6. In projectile motion, the horizontal component of velocity:

7. The dimension of momentum is:

8. If the displacement-time graph is a straight line, the motion is:

9. The rate of change of momentum is:

10. For a body in free fall, neglecting air resistance, its acceleration is:

11. Which law states: “An object remains at rest or in uniform motion unless acted upon by an external force”?

12. Unit of force in SI is:

13. When two bodies collide and stick together, the collision is:

14. Frictional force always acts:

15. Coefficient of friction is:

16. Static friction is generally:

17. When a bicycle stops suddenly, rider falls forward due to:

18. SI unit of impulse is:

19. In an elastic collision, which is conserved?

20. The force required to keep an object moving at constant velocity is equal to:

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Mechanics and General Properties of Matter Quiz

1. Which of the following is a vector quantity?

2. The SI unit of acceleration is:

3. If an object moves with uniform velocity, its acceleration is:

4. The area under a velocity-time graph gives:

5. If a car accelerates from rest at 2 m/s² for 5 seconds, its final velocity is:

6. In projectile motion, the horizontal component of velocity:

7. The dimension of momentum is:

8. If the displacement-time graph is a straight line, the motion is:

9. The rate of change of momentum is:

10. For a body in free fall, neglecting air resistance, its acceleration is:

11. Which law states: “An object remains at rest or in uniform motion unless acted upon by an external force”?

12. Unit of force in SI is:

13. When two bodies collide and stick together, the collision is:

14. Frictional force always acts:

15. Coefficient of friction is:

16. Static friction is generally:

17. When a bicycle stops suddenly, rider falls forward due to:

18. SI unit of impulse is:

19. In an elastic collision, which is conserved?

20. The force required to keep an object moving at constant velocity is equal to:

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