Question # 1

10 waves pass through a point in 2 seconds with speed 10 ms-1 the frequency of wave will be

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1 Hz

2 Hz

5 Hz

10 Hz

Sound travel faster in

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CO2

H2

O2

He

A stretched string 2 m long and it has 2 hopes of stationary waves hen the wavelength is

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4 m

2 m

3 m

1 m

When two waves of same frequency travel in opposite direction, the phenomenon will be

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Diffraction

Stationary waves

Polarization

Interference

The apparent change in the pitch of sound due to relative motion is called.

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Carnot theorem

Interference

Doppler effect

Beats

When sound waves enter in different medium, the quantity that remains unchanged is.

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Intensity

Speed

Frequency

Wave length

The pitch of sound deepens upon

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Intensity of sound

Loudness of sound

Wavelength of sound

Frequency of sound

The distance between two consecutive crest is called.

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Displacement

Amplitude

Wave front

Wavelength

The distance between two consecutive trough is called.

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Displacement

Amplitude

Wave length

Wave front

In which medium the speed of sound is greater.

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Oxygen

Air

Water

copper

An oscillating mass-spring system produces

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Sound waves

Electromagnetic waves

Light waves

Periodic waves

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Physics English Medium Fsc Part 1 Chapter 8 Online MCQs Test MCQs With Answers

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