Quiz  /  Oscillation Class 11 MCQ Questions With Answers

  • 1. 
    Which position shows the spring with maximum kinetic energy?

  • A
  • B
  • C
  • D

  • 2. 
    The interference that occurs when two waves combine to make a wave with a smaller amplitude.

  • constructive interference
  • criticism
  • destructive interference
  • interjection

  • 3. 
    A mass attached to a spring vibrates back and forth. At the equilibrium position, the

  • acceleration reaches a maximum.
  • velocity reaches a maximum.
  • net force reaches a maximum.
  • velocity reaches zero.

  • 4. 
    Which graph can be used to describe oscillation?

  • displacement-time graph
  • displacement-length graph
  • amplitude-time graph
  • time invariant graph

  • 5. 
    If a force of 20 N stretches a spring 0.5 m, what is the spring constant?

  • 10 N/m
  • 20 N/m
  • 40 N/cm
  • 40 N/m

  • 6. 
    Oscillation, which of the following is the time required to complete a cycle of motion?

  • amplitude
  • period
  • frequency
  • revolution

  • 7. 
    _______________ deals with how much time an object oscillates, while _________________ is how often it oscillates.

  • frequency; period
  • period; frequency
  • wave; cycle
  • period; cycle

  • 8. 
    What quantity is represented by the letter "B"?

  • amplitude
  • period
  • velocity
  • time

  • 9. 
    The combined result of adding the amplitudes of overlapping waves

  • vector
  • addition
  • resultant wave
  • standing wave

  • 10. 
    For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?

  • amplitude
  • period
  • frequency
  • revolution

  • 11. 
    The horizontal scale is 10 ns per division. What is the oscillation frequency of the green signal?

  • 5.0 kHz
  • 10 kHz
  • 5.0 MHz
  • 10 MHz

  • 12. 
    A block resting on a horizontal frictionless surface is attached to an ideal horizontal spring with spring constant of 30 N/m. The block-spring system is set into simple harmonic motion as shown.What is the maximum elastic potential energy of this block-spring system?

  • 0 J
  • 120J
  • 240J
  • 480J

  • 13. 
    ...... is the maximum displacement from the equilibrium position

  • Amplitude
  • Frequency
  • Displacement

  • 14. 
    The period of a simple pendulum is 2.00 sec. Find the length of the pendulum.

  • 1.99 m
  • 0.632 m
  • 0.993 m
  • 1.41 m

  • 15. 
    A wave that moves the medium in a direction perpendicular to the direction in which the wave travels.

  • longitudinal wave
  • transverse wave
  • wave length
  • no work done

  • 16. 
    Which of the following factors affects the period of a mass-spring system that is oscillating in SHM?I. Mass II. Spring Constant III. Amplitude

  • I only
  • II only
  • I and II only
  • II and III only

  • 17. 
    Which letter(s) represent the trough of the wave?

  • A
  • B & D
  • D
  • C & G

  • 18. 
    What is the unit of time ?

  • 1 s
  • 1 Hz
  • 1 m
  • 1 J

  • 19. 
    A wave that requires a medium through which to travel

  • longitudinal wave
  • transverse wave
  • standing wave
  • mechanical wave

  • 20. 
    What property of this wave is represented by the letter 'A'?

  • Amplitude
  • Crest
  • Trough
  • Wavelength

  • 21. 
    Which of the following is/ are characteristics of simple harmonic motion?I. The acceleration is constant .II. The restoring force is proportional to the displacement.III. The frequency is independent of the amplitude.

  • II only
  • I and II only
  • I and III only
  • II and III only
  • I, II, and III

  • 22. 
    What combination of values will result in a spring - block system with the greatest frequency?

  • A = 50 cm; k = 80 N/m; m = 2 kg
  • A = 50 cm; k = 100 N/m; m = 2 kg
  • A = 50 cm; k = 100 N/m; m = 4 kg
  • A = 75 cm; k = 80 N/m; m = 2kg
  • A = 75 cm; k = 100 N/m; m = 4 kg

  • 23. 
    What is the unit of frequency

  • 1 Hz
  • 1 s
  • 1 m
  • 1 J

  • 24. 
    A system is undergoing simple harmonic motion, the acceleration is -20.0 cm/s2 for a displacement of 5.00 cm. What is the frequency of motion?

  • 0.159 Hz
  • 0.318 Hz
  • 0.0795 Hz
  • 0.477 Hz

  • 25. 
    Which letter(s) represent the crest of the wave?

  • A
  • B & D
  • B & F
  • F

  • 26. 
    An object that has a small mass that is suspended from a wire or string

  • simple pendulum
  • frequency
  • oscillation
  • wave

  • 27. 
    A simple pendulum swings about the vertical equilibrium position with a maximum angular displacement of 5o and period T. If the same pendulum is given a maximum angular displacement of 10o, then which of the following best gives the period of the oscillations?

  • T/2
  • T/√2
  • T
  • T√2
  • 2T

  • 28. 
    Which position shows the spring with maximum elastic potential energy?

  • A
  • B
  • C
  • D

  • 29. 
    Given an expression of x = 10 sin (0.25πt) where x in cm, t in second. Which of these answers are true?

  • the frequency is 0.125 Hz
  • the amplitude is 10 m
  • the angular frequency is 0.125 rad s-1
  • at t = 0, x = 10 cm
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