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Oscillations and Waves [AIIMS (All India Institute of Medical Sciences) Physics]: Questions 1 - 4 of 50

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Question 1

Appeared in Year: 2004

Question MCQ▾

For a particle executing simple harmonic motion which of the following statement is not correct: [AIIMS]

Choices

Choice (4)Response

a.

The restoring force is maximum at the extreme positions.

b.

The acceleration of particle is maximum at the equilibrium positions.

c.

The restoring force is always directed towards a fix point.

d.

The total energy of particle always remains the same

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Question 2

Appeared in Year: 1998

Question MCQ▾

If the metal bob of a simple pendulum is replaced by a wooden bob, then its time period will: [AllMS]

Choices

Choice (4)Response

a.

First increase then decrease

b.

Decrease

c.

Increase

d.

Remain the same

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Question 3

Appeared in Year: 1999

Question MCQ▾

A particle executes simple harmonic motion with an angular velocity and maximum acceleration of . and respectively. Amplitude of the oscillation is – [AIIMS]

Choices

Choice (4)Response

a.

0.61m

b.

0.53 m

c.

0.36 m

d.

0.28 m

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Question 4

Question MCQ▾

A vehicle, with a horn of frequency is moving with a velocity of in a direction perpendicular to the straight line joining the observer and the vehicle. The observer perceives the sound to have a frequency . Then –

(Take velocity of sound in air 300 m/s)

Choices

Choice (4)Response

a.

b.

c.

d.

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