Physics
Oscillation
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#105 The restoring force for a simple harmonic oscillator (spring) is given by:
A) $F = -kx$
B) $F = -mg$
C) $F = -k/x$
D) $F = ma$
#106 The condition for critical damping is:
A) $\zeta = 1$
B) $\zeta = 0$
C) $\zeta < 1$
D) $\zeta > 1$
#107 In the equation $x(t) = A \cos(\omega t + \phi)$, $\omega$ represents:
A) angular frequency
B) phase constant
C) amplitude
D) velocity
#108 The potential energy in SHM is maximum when:
A) The displacement is maximum
B) The time is maximum
C) The acceleration is maximum
D) The velocity is maximum
#109 The period $T$ of a simple pendulum is:
A) $T = \frac{1}{g}$
B) $T = \frac{L}{g}$
C) $T = 2\pi \sqrt{\frac{L}{g}}$
D) $T = 2\pi\sqrt{\frac{g}{L}}$
#110 In heavy damping, the system:
A) oscillates with a low amplitude
B) remains in equilibrium
C) oscillates with a high amplitude
D) does not oscillate
#111 The potential energy in SHM is maximum when:
A) The displacement is maximum
B) The velocity is maximum
C) The acceleration is maximum
D) The time is maximum
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