Oscillations Physics MCQs Solved Questions Answers
1.A physical system undergoing forced vibration is called.
(a) Driven harmonic oscillator
(b) Free harmonic oscillation
(c) Frequency harmonic oscillator
(d) All of these
(e) None of them
Answer: (a)
2. In a microwave oven, a wavelength of the wave produced is
(a) 12cm
(b) 10cm
(c) 14cm
(d) 16cm
(e) None of the above
Answer: (a)
3. In vehicles, shock absorber reduced the jerks …
(a) the shock absorber is the application of damped oscillations.
(c) shock absorbers in vehicles reduced jerk
(d) All of these
(e) None of these
Answer: (d)
4. Shock absorbers of the car is a practical example of
(a) Forced oscillations
(b) Damped oscillations
(c) Undamped oscillations
(d) Simple oscillations
Answer: (b)
5. A process of energy is dissipated from the oscillating system is known as
(a) Damping
(b) Dumped oscillations
(c) Undamped oscillations
(d) Forced oscillations
(e) None of these
Answer: (a)
6. A heavily damped system has a fairly flat resonance curve in
(a) An acceleration time graph
(b) An amplitude frequency graph
(c) Velocity time graph
(d) Distance-time graph
(e) None of these
Answer: (b)
7. Loud music produced by sounding wooden boards of strings instruments is an example
(a)Damped oscillations
(b)Forced vibrations
(c)Free vibrations
(d)Beats
(e)None of these
Answer: (c)
8.The sharpness of the resonance curve of a resonating curve depends on
(a) Loss in mechanical energy
(b) Fractional loss of energy
(c) Loss of P.E
(d) Loss of K.E
(e) None of these
Answer: (b)
9. The oscillation in which the amplitude decreases steadily with time is known as
(a) Damped oscillations
(b) Simple oscillations
(c) Undamped oscillations
(d) Forced oscillations
Answer: (a)
10. At equilibrium the displacement of a vibrating body is
(a)Maximum
(b)Minimum
(c)Zero
(d)Both a and c
(e)None of these
Answer: (c)