# Oscillations and Waves (BITSAT Physics): Questions 1 - 7 of 53

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## Question number: 1

» Oscillations and Waves » Resonance

MCQ▾

### Question

Resonance is a special case of –

### Choices

Choice (4) Response

a.

Damped vibration

b.

Natural vibration

c.

Force vibration

d.

Un – damped vibration

## Question number: 2

» Oscillations and Waves » Speed of a Wave

MCQ▾

### Question

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.

Isochoric process

b.

c.

Isobaric process

d.

Isothermal process

## Question number: 3

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

### Question

Light waves are transverse, because they –

### Choices

Choice (4) Response

a.

Are not polarized

b.

Reflect

c.

Refract

d.

Are polarized

## Question number: 4

» Oscillations and Waves » Wave Motion

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 5

» Oscillations and Waves » Simple Pendulum

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

Same as an earth

b.

Unity

c.

Infinity

d.

Zero

## Question number: 6

» Oscillations and Waves » Speed of a Wave

MCQ▾

### Question

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 number: 7

» Oscillations and Waves » Doppler Effect in Sound

MCQ▾

### Question

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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