1. Oscillatory angular motion is defined as:
(A) Repeated motion about a fixed axis within a range
(B) Linear motion in a straight line
(C) Circular motion around an external axis
(D) Random irregular motion
2. A simple example of oscillatory angular motion is:
(A) Pendulum swing
(B) Car moving on a road
(C) Ball rolling on ground
(D) Running straight
3. The motion of the head while nodding “yes” is an example of:
(A) Linear motion
(B) Oscillatory angular motion
(C) External rotation
(D) Vibrational motion only
4. Oscillatory angular motion always occurs around:
(A) A fixed axis
(B) A moving axis
(C) A straight line
(D) No axis
5. Which of the following is NOT oscillatory angular motion?
(A) Swing of a pendulum
(B) Elbow flexion-extension in exercise
(C) Somersault
(D) Nodding head
6. Oscillatory angular motion is also called:
(A) Rotational vibration
(B) Translatory motion
(C) Rectilinear motion
(D) Projectile motion
7. In oscillatory angular motion, the body moves:
(A) Back and forth about a mean position
(B) In a straight line without reversal
(C) Around an external axis continuously
(D) Randomly without path
8. The mean or central position in oscillatory angular motion is called:
(A) Equilibrium position
(B) Tangential position
(C) Rotational axis
(D) Neutral axis
9. Which of these is a human body example of oscillatory angular motion?
(A) Nodding head
(B) Flexion and extension of the leg during walking
(C) Breathing rib movements
(D) All of the above
10. Oscillatory angular motion can be considered as:
(A) Periodic motion
(B) Non-periodic motion
(C) Random motion
(D) Non-mechanical motion
11. In oscillatory angular motion, the restoring force depends on:
(A) Angular displacement
(B) Angular velocity
(C) Torque only
(D) None of the above
12. Oscillatory angular motion is commonly studied in:
(A) Biomechanics
(B) Physics
(C) Engineering
(D) All of the above
13. A swing moving back and forth is an example of:
(A) Oscillatory angular motion
(B) Rectilinear motion
(C) Projectile motion
(D) Linear oscillation only
14. Nodding the head “no” represents:
(A) Oscillatory angular motion
(B) External axis motion
(C) Linear displacement
(D) None
15. Which motion is closest to oscillatory angular motion?
(A) Vibrations of a pendulum
(B) Rolling of a ball
(C) Running forward
(D) Circular orbit
16. Oscillatory angular motion differs from circular motion because:
(A) It is repetitive back and forth, not continuous
(B) It is faster
(C) It has no axis
(D) It is linear
17. Angular oscillation is measured in:
(A) Degrees or radians
(B) Meters
(C) Seconds only
(D) Kilograms
18. The time taken for one complete oscillation is called:
(A) Period
(B) Frequency
(C) Amplitude
(D) Cycle
19. The number of oscillations per unit time is called:
(A) Frequency
(B) Period
(C) Amplitude
(D) Angular displacement
20. Larger amplitude in oscillatory angular motion means:
(A) Greater angular displacement
(B) Smaller energy
(C) No change
(D) Less visible motion
21. A child on a swing shows:
(A) Oscillatory angular motion
(B) Linear motion
(C) Random motion
(D) Translational oscillation only
22. Oscillatory angular motion always has:
(A) A mean equilibrium position
(B) Infinite displacement
(C) Straight path
(D) No axis
23. When a pendulum is displaced and released, it returns due to:
(A) Restoring torque
(B) Inertia
(C) Centripetal force only
(D) Gravity only
24. Oscillatory angular motion is often used to study:
(A) Balance and posture
(B) Projectile flight
(C) Car speed
(D) Straight line velocity
25. Which joint action resembles oscillatory angular motion?
(A) Elbow flexion-extension repeatedly
(B) Running straight
(C) Circular hammer throw
(D) Jumping forward
26. A pendulum is a model for:
(A) Oscillatory angular motion
(B) Projectile motion
(C) Linear motion
(D) External axis motion
27. Oscillatory angular motion is commonly found in:
(A) Clocks (pendulum)
(B) Metronomes
(C) Gym exercises
(D) All of the above
28. Oscillatory angular motion has which type of energy exchange?
(A) Potential ↔ Kinetic energy
(B) Thermal ↔ Chemical energy
(C) Nuclear ↔ Heat
(D) None
29. In biomechanics, rib cage oscillations during breathing are:
(A) Oscillatory angular motion
(B) External axis rotation
(C) Linear displacement
(D) Rectilinear motion
30. Which is NOT an example of oscillatory angular motion?
(A) Pendulum
(B) Swing
(C) Nodding head
(D) Sprinting straight
31. Oscillatory angular motion is most important for:
(A) Rhythmic human movements
(B) One-time displacements
(C) Only projectiles
(D) Random motions
32. Oscillatory angular motion is a special case of:
(A) Angular motion
(B) Linear motion
(C) Translatory motion
(D) Projectile motion
33. Restoring torque in oscillatory angular motion acts:
(A) Toward equilibrium position
(B) Away from equilibrium
(C) Randomly
(D) Along the tangent
34. Oscillatory angular motion is always:
(A) Reversible
(B) Non-reversible
(C) One-way
(D) Non-repetitive
35. Which feature defines oscillatory angular motion?
(A) Back-and-forth angular displacement
(B) Constant velocity
(C) Straight-line path
(D) No axis of rotation
36. Which of the following uses oscillatory angular motion for timing?
(A) Pendulum clocks
(B) Stopwatches
(C) Digital watches
(D) Compasses
37. In rehabilitation, oscillatory angular motion exercises are used for:
(A) Joint mobility
(B) Cardiovascular endurance
(C) Sprinting training
(D) Strength only
38. Oscillatory angular motion is periodic because:
(A) It repeats in equal intervals of time
(B) It occurs randomly
(C) It never repeats
(D) It is only linear
39. The angular amplitude in oscillatory motion is maximum at:
(A) Extreme positions
(B) Mean position
(C) Halfway point
(D) Center of axis
40. The velocity in oscillatory angular motion is maximum at:
(A) Equilibrium position
(B) Extreme position
(C) Half amplitude
(D) None
41. The acceleration in oscillatory angular motion is maximum at:
(A) Extreme position
(B) Equilibrium position
(C) Midpoint
(D) None
42. Oscillatory angular motion in human neck helps with:
(A) Communication gestures (yes/no)
(B) Linear walking
(C) Balancing heavy loads
(D) None
43. Oscillatory angular motion is a balance mechanism in:
(A) Inner ear semicircular canals
(B) Shoulder muscles
(C) Elbow ligaments
(D) Ankle bones
44. Oscillatory angular motion is slower when:
(A) Inertia is large
(B) Torque is high
(C) Axis is small
(D) Amplitude is low
45. Oscillatory angular motion is faster when:
(A) Restoring force is strong
(B) Axis is wide
(C) Mass is greater
(D) Torque is zero
46. Oscillatory angular motion in a pendulum is maintained by:
(A) Gravity
(B) Inertia
(C) Torque
(D) All of the above
47. Which part of the body often shows oscillatory angular motion unconsciously?
(A) Breathing ribs
(B) Fingers typing
(C) Toes walking
(D) Knees running
48. Oscillatory angular motion stops when:
(A) Energy is dissipated due to friction
(B) Axis disappears
(C) Torque is zero
(D) Velocity is infinite
49. Oscillatory angular motion is mathematically modeled as:
(A) Simple harmonic motion
(B) Projectile motion
(C) Translational motion
(D) Circular motion
50. Oscillatory angular motion can be both:
(A) Natural or forced
(B) Linear or angular
(C) Projectile or translational
(D) Random or chaotic