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IGCSE Physics3.2.4 Dispersion of lightQuestion Bank

Question 19

[Maximum number: 1]

The diagram shows the effect of a prism on white light.
Some light is reflected on striking the prism and some is refracted and dispersed to form a spectrum.

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What happens if monochromatic light is used instead of white light?

A

The light changes colour as it passes through the prism.

B

The light forms a brighter spectrum.

C

There is no reflected light.

D

There is no dispersion of the emerging light.

Question 19

[Maximum number: 1]

Which statement describes monochromatic light?

A

light of a single frequency

B

light transmitted by a transparent prism

C

visible light

D

white light

Question 20

[Maximum number: 1]

A narrow beam of white light passes through a prism and is dispersed into a spectrum.

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Which row is correct?

colour 1

colour 2

colour 3

blue

yellow

red

red

blue

yellow

red

yellow

blue

yellow

blue

red

Question 20

[Maximum number: 1]

A beam of light consists of yellow and blue light.
The beam of light is incident on a glass prism.
Which diagram is correct?

Question 20

[Maximum number: 1]

Which diagram shows the dispersion of white light by a glass prism?

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Question 21

[Maximum number: 1]

Which diagram shows what happens when a ray of white light passes through a prism?

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Question 21

[Maximum number: 1]

Which statement describes monochromatic light?

A

light that never diffracts

B

light that has a single frequency

C

light that spreads out when shone through a glass prism

D

light that travels at the same speed in all materials

Question 21

[Maximum number: 1]

Which diagram shows what happens when a ray of white light passes through a prism?

Question 21

[Maximum number: 1]

Which diagram shows what happens when a ray of white light passes through a prism?

Question 21

[Maximum number: 1]

Which diagram shows what happens when a ray of white light passes through a prism?

0 selected