Oscillations and Waves [BITSAT (Birla Institute of Technology & Science Admission Test) Physics]: Questions 1 - 7 of 53

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Question 1

Oscillations and Waves

Question

MCQ▾

Resonance is a special case of –

Choices

Choice (4)Response

a.

Force vibration

b.

Un – damped vibration

c.

Damped vibration

d.

Natural vibration

Question 2

Oscillations and Waves

Question

MCQ▾

The Laplace correction was necessary to Newton՚s calculation of velocity of sound, because travel of sound in a medium is –

Choices

Choice (4)Response

a.

Isobaric process

b.

Isochoric process

c.

Isothermal process

d.

Adiabatic process

Question 3

Oscillations and Waves

Question

MCQ▾

Light waves are transverse, because they –

Choices

Choice (4)Response

a.

Refract

b.

Are not polarized

c.

Are polarized

d.

Reflect

Question 4

Oscillations and Waves

Question

MCQ▾

The equation of sound wave is . The wavelength of this wave is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 5

Oscillations and Waves

Question

MCQ▾

The time period of a simple pendulum in a satellite is –

Choices

Choice (4)Response

a.

Unity

b.

Zero

c.

Infinity

d.

Same as an earth

Question 6

Oscillations and Waves

Question

MCQ▾

A glass rod of long is clamped at the middle. It is set into the longitudinal vibration. If the emitted sound frequency is , then velocity of sound in glass will be –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 7

Oscillations and Waves

Question

MCQ▾

A source of sound is travelling with a velocity towards an observer and emits sounds of frequency . If velocity of sounds is , then apparent frequency heard by an observer is –

Choices

Choice (4)Response

a.

b.

c.

d.

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