1. Rectilinear motion refers to motion that occurs along a:
(A) Curved path
(B) Circular path
(C) Straight-line path
(D) Zigzag path
2. Which of the following is the best example of rectilinear motion?
(A) Spinning top
(B) Car moving on a straight highway
(C) Planet revolving around the sun
(D) Swinging pendulum
3. In rectilinear motion, displacement and velocity are directed:
(A) Tangential to the path
(B) Along the curve
(C) Along the straight line
(D) At right angles
4. A person walking on a straight road represents:
(A) Rectilinear motion
(B) Angular motion
(C) Oscillatory motion
(D) Circular motion
5. Which physical quantity describes “change of position along a straight path”?
(A) Speed
(B) Distance
(C) Displacement
(D) Force
6. Uniform rectilinear motion means:
(A) Speed is changing
(B) Velocity is constant
(C) Path is curved
(D) Acceleration is variable
7. The motion of a bullet fired in vacuum (ignoring air resistance) is:
(A) Curvilinear
(B) Rectilinear
(C) Oscillatory
(D) Rotational
8. In rectilinear motion, acceleration occurs if:
(A) The speed increases or decreases
(B) The direction of motion changes
(C) Both A and B
(D) None of the above
9. Which equation of motion is valid for rectilinear uniformly accelerated motion?
(A) v = u + at
(B) s = ut + ½at²
(C) v² = u² + 2as
(D) All of the above
10. A train moving at constant velocity in a straight line is said to be in:
(A) Uniform rectilinear motion
(B) Oscillatory motion
(C) Angular motion
(D) Vibratory motion
11. A cyclist moving along a straight road without changing speed is an example of:
(A) Uniform rectilinear motion
(B) Non-uniform rectilinear motion
(C) Circular motion
(D) Vibratory motion
12. In non-uniform rectilinear motion, the velocity:
(A) Remains constant
(B) Changes with time
(C) Is zero
(D) Is negative
13. The SI unit of displacement in rectilinear motion is:
(A) Meter
(B) Second
(C) Joule
(D) Newton
14. Which is a scalar quantity in rectilinear motion?
(A) Velocity
(B) Displacement
(C) Distance
(D) Acceleration
15. A freely falling body moves in:
(A) Curvilinear motion
(B) Rectilinear motion
(C) Oscillatory motion
(D) Rotational motion
16. Which is constant in uniform rectilinear motion?
(A) Acceleration
(B) Velocity
(C) Force
(D) Energy
17. When acceleration is zero, rectilinear motion becomes:
(A) Non-uniform
(B) Oscillatory
(C) Uniform
(D) Angular
18. Motion of a ball dropped from a building (ignoring air resistance) is:
(A) Circular
(B) Rectilinear
(C) Oscillatory
(D) Rotational
19. A runner sprinting in a straight lane at varying speed shows:
(A) Uniform rectilinear motion
(B) Non-uniform rectilinear motion
(C) Angular motion
(D) Circular motion
20. Which law applies directly to rectilinear motion?
(A) Newton’s First Law
(B) Newton’s Second Law
(C) Newton’s Third Law
(D) All of the above
21. In rectilinear motion, the path is always:
(A) Curved
(B) Zigzag
(C) Straight
(D) Circular
22. An object moving with constant velocity has:
(A) Zero acceleration
(B) Increasing speed
(C) Decreasing speed
(D) Variable acceleration
23. The slope of a distance-time graph in rectilinear motion gives:
(A) Acceleration
(B) Velocity
(C) Force
(D) Power
24. The slope of a velocity-time graph in rectilinear motion gives:
(A) Force
(B) Distance
(C) Acceleration
(D) Work
25. The area under velocity-time graph in rectilinear motion represents:
(A) Displacement
(B) Distance
(C) Work
(D) Both A and B
26. Which of the following is NOT an example of rectilinear motion?
(A) Lift moving up and down
(B) A ball falling vertically
(C) A car taking a curved turn
(D) A train moving on straight track
27. Which quantity changes sign in rectilinear motion if the body reverses direction?
(A) Speed
(B) Distance
(C) Displacement
(D) Time
28. Velocity is said to be uniform in rectilinear motion if:
(A) Equal displacements are covered in unequal time intervals
(B) Equal displacements are covered in equal time intervals
(C) Speed is zero
(D) Path is circular
29. An object moving downward under gravity in a straight path is an example of:
(A) Uniform motion
(B) Rectilinear motion
(C) Oscillatory motion
(D) Angular motion
30. Which is a vector quantity in rectilinear motion?
(A) Speed
(B) Time
(C) Distance
(D) Velocity
31. In rectilinear motion, instantaneous velocity is found by:
(A) Slope of tangent on distance-time graph
(B) Slope of tangent on velocity-time graph
(C) Area under force-time graph
(D) None of the above
32. If velocity is decreasing uniformly in rectilinear motion, acceleration is:
(A) Positive
(B) Negative
(C) Zero
(D) Variable
33. A car moving east on a straight road with acceleration is an example of:
(A) Uniform rectilinear motion
(B) Non-uniform rectilinear motion
(C) Oscillatory motion
(D) Rotational motion
34. In rectilinear motion, the position of the body is measured along:
(A) Circular path
(B) Straight line
(C) Angular displacement
(D) Curved path
35. Which device is often used to measure rectilinear displacement?
(A) Speedometer
(B) Odometer
(C) Accelerometer
(D) Protractor
36. Which graph shows uniform rectilinear motion?
(A) Straight line with positive slope (distance-time graph)
(B) Curved line (distance-time graph)
(C) Zigzag line (distance-time graph)
(D) Horizontal line (velocity-time graph with v = 0)
37. A body with zero velocity and non-zero acceleration is in:
(A) Uniform rectilinear motion
(B) At rest permanently
(C) Starting rectilinear motion
(D) Angular motion
38. In rectilinear motion, acceleration is defined as:
(A) Rate of change of displacement
(B) Rate of change of velocity
(C) Rate of change of force
(D) Rate of change of distance
39. SI unit of velocity in rectilinear motion is:
(A) m
(B) m/s
(C) m/s²
(D) km
40. SI unit of acceleration in rectilinear motion is:
(A) m/s²
(B) m/s
(C) Newton
(D) kg
41. The motion of passengers in a lift moving up or down is:
(A) Rectilinear motion
(B) Curvilinear motion
(C) Circular motion
(D) Oscillatory motion
42. A vehicle applying brakes on a straight road shows:
(A) Uniform rectilinear motion
(B) Non-uniform rectilinear motion
(C) Oscillatory motion
(D) Rotational motion
43. In uniform rectilinear motion, speed and velocity are:
(A) Equal
(B) Unequal
(C) Opposite
(D) Zero
44. A car traveling north then reversing south on a straight road illustrates:
(A) Circular motion
(B) Oscillatory motion
(C) Rectilinear motion with change of direction
(D) Random motion
45. The area under acceleration-time graph in rectilinear motion gives:
(A) Force
(B) Velocity
(C) Displacement
(D) Distance
46. In rectilinear motion, time is always considered as:
(A) Scalar
(B) Vector
(C) Constant
(D) Negative
47. Which type of motion is the opposite of curvilinear motion?
(A) Oscillatory
(B) Rectilinear
(C) Angular
(D) Vibratory
48. Which of these is NOT needed to describe rectilinear motion?
(A) Displacement
(B) Velocity
(C) Mass
(D) Acceleration
49. Which describes the shortest path between two points in rectilinear motion?
(A) Distance
(B) Displacement
(C) Speed
(D) Velocity
50. In uniform rectilinear motion, acceleration is:
(A) Zero
(B) Positive
(C) Negative
(D) Increasing