- 1. 1. Physics contributes to economic growth through:
A) Analyzing historical events B) Isolating chemical compounds C) Monitoring social trends D) Developing new materials
- 2. 2. Career opportunities in Physics include roles in:
A) Agriculture B) Human resources C) Banking and finance D) Scientific research and development
- 3. 3. Speed is a derived quantity, derived from:
A) Mass and velocity B) Time and acceleration C) Force and time D) Distance and time
- 4. 4. What does a spring balance measure?
A) Volume B) Length C) Mass D) Weight
- 5. 5. What is the dimensional formula of force?
A) [ML-1T2] B) [MLT–2] C) [M2LT-2 D) [MLT-1]
- 6. 6. What causes an object to change its state of motion?
A) Friction B) Gravity C) Inertia D) Acceleration
- 7. 7. A motorist travels from a town A to a town B, 145km distance in 3hr45mins. Find his average speed in m/s.
A) 8.5/s B) 38.7m/s C) 10.7m/s D) 30.2m/s
- 8. 8.What is the direction of the centripetal force acting on an object moving in a circular path?
A) Tangential to the path B) Towards the center C) Opposite to the velocity D) Away from the center
- 9. 9. In circular motion, what happens to the velocity of an object if the centripetal force is increased?
A) Velocity remains constant B) Velocity increases C) Velocity decreases D) Velocity becomes zero
- 10. 10. Which quantity represents the rate of change of velocity with respect to time?
A) Speed B) Distance C) Displacement D) Acceleration
- 11. 11. Dimensional analysis involves:
A) Solving complex algebraic equations B) Analyzing the dimensions of physical quantities C) Exploring the dimensions of parallel universes D) Studying the dimension of space
- 12. 12. Newton's first law of motion states that an object will remain at rest unless acted upon by:
A) External force B) External Acceleration C) External Friction D) External Gravity
- 13. 13. Non-uniform motion is characterized by changes in:
A) Speed B) Neither speed nor direction C) Direction D) Both speed and direction
- 14. 14. Centrifugal force is a:
A) Real force B) Unaffected force C) Balanced force D) Imaginary force
- 15. 15. Displacement differs from distance as it considers:
A) Direction only B) Both magnitude and direction C) Speed and time D) Magnitude only
- 16. 16. A horizontal line on a distance-time graph indicates:
A) Uniform speed B) Variable speed C) No motion D) Constant acceleration
- 17. 17. Acceleration is directly influenced by:
A) Time only B) Velocity and time C) Force only D) Mass and force
- 18. 18. A body of mass 12kg moves with a speed of 10ms-1 in a circular path of radius 5m. Calculate the magnitude of the force acting on the body.
A) 240N B) 24N C) 125N D) 335N
- 19. 19. A body moves along a circular path with uniform angular speed of 0.6 rads-1 and a t a constant speed of 3.0ms-1. Calculate the acceleration of the body towards the center of the circle.
A) 5.4ms-2 B) 25.0ms-2 C) 0.2ms-2 D) 1.8ms-2
- 20. 20. The SI unit of speed is __________
A) None of the above B) Metre per second (ms-1) C) Kilogram per second (Kg-1) D) Metre per radian (mrad-1)
- 21. 21. An object of mass, 25kg moves at 5m/s round a circular path of radius, 5m. Calculate: (a) the centripetal acceleration (b) the centripetal force
A) 8m/s, 1.2N B) 60m/s, 15N C) 2.8m/s, 4.2N D) 5m/s, 125N
- 22. 22. ____________ is the time rate of decrease in velocity.
A) Speed B) Constant speed C) Acceleration D) Retardation/deceleration
- 23. 23. What is the distance covered by a car which travels with a constant speed of 20.8ms-1 for 30s?
A) 726.0m B) 450.5m C) 225.0m D) 624.0m
- 24. 24. Brownian motion can also be regarded as __________
A) Vibratory motion B) Relative motion C) Translational rectilinear motion D) Random motion
- 25. 25. ____________ causes motion.
A) Velocity B) Acceleration C) Force D) Friction
- 26. 26. The following are fundamental quantities except __________
A) Power B) Amount of substance C) Luminous intensity D) Temperature
- 27. 27. The S.I Unit of Energy is __________
A) Kelvin B) Newton C) Kilogram D) Joule
- 28. 28. 360⁰ = ___________ rads
A) π2 B) π C) 2π D) None of the above
- 29. 29. What is rectilinear acceleration?
A) Acceleration in a straight line B) Acceleration due to gravity C) Acceleration in a curved path D) Acceleration in a circular motion
- 30. 30. A car accelerates uniformly from rest to a speed of 20 m/s in 10 seconds. What is its acceleration?
A) 20 m/s2 B) 2 m/s2 C) 10 m/s2 D) 4 m/s2
- 31. 31. Which term indicates the shortest path between initial and final positions?
A) Velocity B) Distance C) Displacement D) Speed
- 32. 32. What does the slope of a distance-time graph represent?
A) Speed B) Velocity C) Displacement D) Acceleration
- 33. 33. The following are fundamental units except ____
A) Ampere B) Joule C) Candela D) Kelvin
- 34. 34. The following instruments are used in measuring distance except _____
A) Micro-meter screw guage B) Vernier calliper C) Metre rule D) Chemical balance
- 35. 35. A car travelled a distance of 4km in 40 secs. Find the speed in metre per second (m/s).
A) 100m/s B) 100m/s C) 10m/s D) 0.1m/s
- 36. 36. Calculate the weight of an object whose mass is 5kg. [g =10m/s²
A) 5N B) 0.2N C) 50N D) 0.5N
- 37. 37. The unit of weight is _____
A) Kilogram B) Metre C) Newton D) Newton Per Second
- 38. 38. In which scenario can an object have zero velocity but still have acceleration?
A) Uniform motion B) Constant speed C) No motion D) Changing direction
- 39. 39. An object travels 5 meters in the first second, 5 meters in the second second, and 5 meters in the third second. What is its average speed?
A) 5 m/s B) 20 m/s C) 10 m/s D) 15 m/s
- 40. 40. Which of the following is a vector quantity?
A) Speed B) Distance C) Displacement D) Time
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