Oscillation — Physics MCQs (Class 11)
Free chapter-wise Physics MCQs with answers for MDCAT, FSc and entry tests.
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#129 The restoring force for a simple harmonic oscillator (spring) is given by:
A) $F = -kx$
B) $F = ma$
C) $F = -k/x$
D) $F = -mg$
#130 The amplitude of an oscillating system at resonance:
A) becomes zero
B) remains constant
C) decreases
D) increases significantly
#131 The period $T$ of a simple harmonic oscillator is related to angular frequency $\omega$ by:
A) $T = \frac{\omega}{2}$
B) $T = \frac{2\pi}{\omega}$
C) $T = \frac{\omega}{2\pi}$
D) $T = 2\pi \omega$
#132 The condition for critical damping is:
A) $\zeta < 1$
B) $\zeta > 1$
C) $\zeta = 0$
D) $\zeta = 1$
#133 Which of the following oscillations is characterized by a constant amplitude?
A) Damped oscillation
B) Free oscillation
C) Forced oscillation
D) Periodic oscillation
#134 The restoring force for a simple harmonic oscillator (spring) is given by:
A) $F = -kx$
B) $F = -k/x$
C) $F = -mg$
D) $F = ma$
#135 The potential energy in SHM is maximum when:
A) The time is maximum
B) The acceleration is maximum
C) The velocity is maximum
D) The displacement is maximum
#136 The time period of a simple pendulum is:
A) $T = \frac{L}{g}$
B) $T = 2\pi \sqrt{\frac{g}{L}}$
C) $T = 2\pi L g$
D) $T = 2\pi \sqrt{\frac{L}{g}}$
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