AIIMS (All India Institute of Medical Sciences) Physics: Questions 164 - 167 of 500

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Question number: 164

» Kinetic Theory of Gases » Equation of State of a Perfect Gas

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Appeared in Year: 1982

MCQ▾

Question

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 number: 165

» Communication System » Amplitude and Frequency Modulation

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Appeared in Year: 2006

MCQ▾

Question

Given below is a circuit diagram of an AM demodulator

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 number: 166

» Oscillations and Waves » Standing Waves in Strings and Organ Pipes

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Appeared in Year: 2000

MCQ▾

Question

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 number: 167

» Oscillations and Waves » Displacement Relation for a Progressive Wave

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Appeared in Year: 2003

MCQ▾

Question

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

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