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AIIMS (All India Institute of Medical Sciences) Physics: Questions 164 - 168 of 500

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Question 164

Appeared in Year: 1982

Question

MCQ▾

Two gases of equal molar mass are in thermal equilibrium. If , , and are their respective pressures and volumes, then which relation is true –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 165

Appeared in Year: 2006

Question

MCQ▾

Given below is a circuit diagram of an AM demodulator

Circuit Diagram of an AM Demodulator

For good demodulation of AM signal of carrier frequency f, the value of RC should be –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 166

Appeared in Year: 2000

Question

MCQ▾

A standing wave having 3 nodes and 2 antinodes is formed between distances then the wavelength is

[AIPMT-98, AIIMS]

Choices

Choice (4)Response

a.

b.

c.

d.

Question 167

Appeared in Year: 2003

Question

MCQ▾

An earthquake generates both transverse (S) and longitudinal (P) sound waves in the earth. The speed of S waves is about and that of P waves is about . A seismograph records P and S waves from an earthquake. The first P wave arrives 4.0 min before the first S wave. The epicenter of the earthquake is located at a distance of about –

Choices

Choice (4)Response

a.

250 km

b.

5000 km

c.

2500 km

d.

25 km

Question 168

Appeared in Year: 1999

Question

MCQ▾

A siren emitting sound of frequency 500 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.

256.5 Hz

b.

589.3 Hz

c.

434.2 Hz

d.

484.2 Hz

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