AIIMS (All India Institute of Medical Sciences) Physics: Questions 352 - 356 of 500

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Question number: 352

» Kinetic Theory of Gases » Kinetic Theory of Gases

MCQ▾

Question

For an ideal gas at 330 K temperature, the average translation energy of molecules is , and the rms speed if molecules is . Find the corresponding value at temperature ,

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 353

» Experimental Skills » Speed of Sound in Air

MCQ▾

Question

The velocity of sound in air at is . At what temperature its velocity will be half?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 354

» Oscillations and Waves » Doppler Effect in Sound

MCQ▾

Question

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.

Question number: 355

» Oscillations and Waves » Doppler Effect in Sound

MCQ▾

Question

A siren emitting sound of frequency 750 Hz is going away form a static listener with a speed of. The frequency of sound to be heard directly from the siren is –

Choices

Choice (4) Response

a.

530 Hz

b.

669 Hz

c.

489 Hz

d.

344 Hz

Question number: 356

» Oscillations and Waves » Harmonics

MCQ▾

Question

A boat at anchor is rocked by waves whose crests are 130m apart and velocity is. The boat bounces up once in every –

Choices

Choice (4) Response

a.

13 s

b.

100 s

c.

5 s

d.

10 s

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