Question # 1

Soap film is sunlight appears coloured due to.

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Dispersion of light

Diffraction of light

Scattering of light

Interference fo light

The phenomenon of polarization of light reveals that sun light is

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Longitudinal waves

Transverse wave

Electromagnetic waves

Monochromatic wave

The fringe spacing increases if we use.

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Yellow light

Green lgiht

Blue light

Red light

Which one of the following can not be polarized.

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Ultra violet rays

Radio waves

T.V. Waves

Sound waves

Light waves emitted from a source spread in

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Specific direction

All direction

Upward direction

None of these

Newton's rings are formed due to phenomenon of.

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Interference

Dispersion

Diffraction

Polarization

The light energy travels in space as waves was firstly proposed by

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Maxwell

Young

Einsten

Hydrogen

When newton ring are seen through the transmitted light, then central spot is.

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Dark

Blue

Bright

Red

Fringe spacing is inversely proportional to.

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Wave length

Slit separation

Distance between the slit and screen

Frequency of light

The process of confining the beam of light to vibrate in one plane is called.

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Interference

Diffraction

Polarization

Total internal refraction

According to Hygen's principle, each point on a wave front acts as a source of.

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Secondary wavelet

New wave front

Sound

Primary wavelet

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Physics English Medium Fsc Part 1 Chapter 9 Online MCQs Test MCQs With Answers

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