Oscillations and Waves (AIIMS (All India Institute of Medical Sciences) Physics): Questions 14 - 18 of 50

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Question number: 14

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

Appeared in Year: 2004

MCQ▾

Question

An organ pipe closed at one end has fundamental frequency of 1500 Hz. The maximum number of overtones generated by this pipe which a normal person can hear is –

Choices

Choice (4) Response

a.

14

b.

9

c.

6

d.

13

Question number: 15

» Oscillations and Waves » Displacement Relation for a Progressive Wave

Appeared in Year: 2002

MCQ▾

Question

If equation of a sound wave is Equation then its wavelength will be –

Choices

Choice (4) Response

a.

2 unit

b.

0.1 unit

c.

0.2 unit

d.

0.3 unit

Question number: 16

» Oscillations and Waves » Harmonics

Appeared in Year: 2002

MCQ▾

Question

The graph between wave number Equation and angular frequency Equation 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: 17

» Oscillations and Waves » Reflection of Waves

Appeared in Year: 1999

MCQ▾

Question

‘SONAR’ emits which of the following waves?

Choices

Choice (4) Response

a.

Ultrasonic waves

b.

Radio waves

c.

Light waves

d.

Magnetic waves

Question number: 18

» Oscillations and Waves » Displacement Relation for a Progressive Wave

Appeared in Year: 2001

MCQ▾

Question

How does the red shift confirm that the universe is expanding?

Choices

Choice (4) Response

a.

wavelength of light emitted by galaxies appears to decrease

b.

wavelength of light emitted by galaxies appears to increase

c.

wavelength of light emitted by galaxies appears to be the same

d.

Question does not provide sufficient data or is vague

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