Physics
Oscillation
Page 18 of 25
#137 The period $T$ of a simple harmonic oscillator is related to angular frequency $\omega$ by:
A) $T = 2\pi \omega$
B) $T = \frac{\omega}{2\pi}$
C) $T = \frac{\omega}{2}$
D) $T = \frac{2\pi}{\omega}$
#138 Resonance occurs when the driving frequency is:
A) greater than the natural frequency
B) less than the natural frequency
C) equal to the natural frequency
D) twice the natural frequency
#139 Which of the following oscillations is characterized by a constant amplitude?
A) Free oscillation
B) Forced oscillation
C) Periodic oscillation
D) Damped oscillation
#140 The restoring force for a simple harmonic oscillator (spring) is given by:
A) $F = -k/x$
B) $F = -mg$
C) $F = -kx$
D) $F = ma$
#141 The equation for period of oscillation of a spring is:
A) $T = \sqrt{\frac{m}{k}}$
B) $T = 2\pi m k$
C) $T = 2\pi \sqrt{\frac{m}{k}}$
D) $T = \frac{m}{k}$
#142 The time period of a simple pendulum is:
A) $T = \frac{L}{g}$
B) $T = 2\pi L g$
C) $T = 2\pi \sqrt{\frac{L}{g}}$
D) $T = 2\pi \sqrt{\frac{g}{L}}$
#143 The time period of a simple pendulum is:
A) $T = \frac{L}{g}$
B) $T = 2\pi L g$
C) $T = 2\pi \sqrt{\frac{L}{g}}$
D) $T = 2\pi \sqrt{\frac{g}{L}}$
Page 18 of 25
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