Oscillations and Waves-Harmonics (AIIMS Physics): Questions 1 - 4 of 5

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Question number: 1

» Oscillations and Waves » Harmonics

Appeared in Year: 2002

MCQ▾

Question

The graph between wave number (ν) and angular frequency (ω) is –

Choices

Choice (4) Response
a.
Graph of angular frequency vs wave number: Choice - A

Graph of Angular Frequency vs Wave Number: Choice - A

In figure graph between angular frequency and wave number is shown.

b.
Graph of angular frequency vs wave number: Choice - B

Graph of Angular Frequency vs Wave Number: Choice - B

In figure graph between angular frequency and wave number is shown.

c.
Graph of angular frequency vs wave number: Choice - C

Graph of Angular Frequency vs Wave Number: Choice - C

In figure graph between angular frequency and wave number is shown.

d.
Graph of angular frequency vs wave number: Choice - D

Graph of Angular Frequency vs Wave Number: Choice - D

In figure graph between angular frequency and wave number is shown.

Question number: 2

» Oscillations and Waves » Harmonics

Appeared in Year: 2006

MCQ▾

Question

A boat at anchor is rocked by waves whose crests are 100m apart and velocity is 25ms . The boat bounces up once in every –

Choices

Choice (4) Response
a.

0.25 s

b.

4 s

c.

75 s

d.

2500 s

Question number: 3

» Oscillations and Waves » Harmonics

MCQ▾

Question

A boat at anchor is rocked by waves whose crests are 240 m apart and velocity is 30ms . The boat bounces up once in every –

Choices

Choice (4) Response
a.

4 s

b.

12 s

c.

0.125 s

d.

8 s

Question number: 4

» Oscillations and Waves » Harmonics

MCQ▾

Question

Two sounds in a gas differ in their loudness level by 40 db. What is the ratio of the amplitude of the pressure oscillations?

Choices

Choice (4) Response
a.

10:1

b.

100:1

c.

104:1

d.

10:1

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