Question # 1

In stationary waves the points which always remain at rest are.

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Nodes

Antinodes

Crest

Trough

Velocity of sound is independent of

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Temperature

Density

Pressure

Medium

Light waves are

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Longtail waves

Transvers waves

Stationary waves

Mechanical wave

The process followed by Newton for the determination of speed of sound in air is

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Adiabatic

Isothermal

Isobaric

Isochoric

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

Two waves of same frequency and moving in the same direction produces.

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Interference

Diffraction

Beats

Stationary waves

Beats can be heard when difference of frequency is not more than.

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8 Hz

10 Hz

4 Hz

6 Hz

In stationary waves, the particle velocity at nodes is

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Minimum

Maximum

Zero

Constant

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

In vibrating string, the points where the amplitude is maximum are called.

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Nodes

Antinodes

Troughs

Crests

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

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