Question # 1

In red light is used as compare to blue light then fringe spacing.

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Decreases

Remain same

Increases

Becomes zero

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

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Maxwell

Young

Einsten

Hydrogen

Oil film floating on water exhibits colours due to

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Interference

Diffraction

Polarization

All of these

Dark fringes are also called as

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Minima

Maxima

Wave front

Ray of light

The phenomenon of polarization of light reveals that sun light is

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Longitudinal waves

Transverse wave

Electromagnetic waves

Monochromatic wave

An oil film on water surface shows colour due to.

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Diffraction

Interference

Polarization

Dispersion

Light waves emitted from a source spread in

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Specific direction

All direction

Upward direction

None of these

Which phenomenon of light proves that light waves are transverse in nature.

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Refraction

Reflection

Diffraction

Polarization

The distance between two consecutive wave front is equal to

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One wave length

Two wave length

Half wave length

Three wave length

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

In blue light is used as compare to red light then fringe spacing.

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Increase

Decreases

Remain same

Becomes zero

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

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