Physics - Mock Test 40

Question 391

For a simple pendulum the restoring force is caused by?

A) gravity B) spring C) hand D) all of these

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Question 392

Displacement of the body in S.H.M is equal to amplitude when body is at?

A) mean position B) else where C) extreme position D) none

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Question 393

The projection of the particle moving in a circle with non-uniform speed executes?

A) S.H.M B) Vibratory motion C) Both (b) and (d) D) None S.H.M

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Question 394

The velocity of the mass attached to a spring is maximum at?

A) mean position B) extreme position C) both 1⃣ and 2⃣ D) none

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Question 395

At Murree Hills (Assume value of g changes). If we use a simple pendulum as time standard then one second duration will?

A) increase B) decrease C) remains same D) is zero

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Question 396

Mass attached to a spring executes?

A) vibratory motion B) rotatory motion C) S.H.M D) both 1⃣ and 3⃣

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Question 397

Forced vibration are known as?

A) simple harmonic vibration B) natural vibration C) driven harmonic vibration D) free vibration

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Question 398

In damped harmonic oscillation which one decreases?

A) amplitude of vibration B) energy of vibration C) both amplitude and energy D) neither amplitude nor energy

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Question 399

When K.E energy of SHM is maximum its?

A) P.E is zero B) acceleration is zero C) restoring force is zero D) all P.E acceleration and restoring force are zero

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Question 400

Total distance traveled by bob of simple pendulum in one vibration is equal to?

A) amplitude B) square of amplitude C) 2 x amplitude D) 4 x amplitude

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