Number of oscillations per unit time is
A) amplitude
B) wavelength
C) frequency
D) period
Correct Answer:
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Q7: Acceleration is directly related to
A)displacement
B)negative of displacement
C)velocity
D)negative
Q8: Gradient of velocity-time graph gives
A)force
B)frequency
C)wavelength
D)acceleration
Q9: Magnitude of gradient of a-x graph is
Q10: Potential energy of system is maximum at
A)extreme
Q11: In s.h.m, acceleration is always directed towards
Q13: When displacement x = 0, then kinetic
Q14: Energy of a system executing s.h.m is
A)increasing
B)decreasing
C)constant
D)variable
Q15: Oscillatory motion has a
A)straight lined graph
B)randomly lined
Q16: During one oscillation, phase of oscillation changes
Q17: If an object moves back and forth
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