Which of the following can be used to converge a parallel beam of light?

[0.8 mark]

Concave mirror

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Concave lens

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Convex lens

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Both A and C

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Solution

The correct option is D Both A and C
Both convex lens and concave mirror can converge the parallel beam of light ray falling on it.

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Similar questions

Q. Which of the following can be used to focus a parallel beam of light onto a point?

Q. In a torchlight, a reflector is used to get a parallel beam of light. Which of the given options is most suitable for this use?

[0.8 mark]

Q. Two converging lenses of unequal focal lengths can be used to reduce the aperture of a parallel beam of light without loosing the energy of the light. This increase the intensity. Describe how the converging lenses should be placed to do this.

A concave mirror can converge a parallel beam of light to a point. The reflection taking place, in this case, is a regular reflection.

A concave mirror can converge parallel beams of light at one point. But rays originating from the focus after reflection does not always travel parallel to the principal axis.

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Which of the following can be used to converge a parallel beam of light? [0.8 mark]

The correct option is D Both A and CBoth convex lens and concave mirror can converge the parallel beam of light ray falling on it.

Which of the following can be used to converge a parallel beam of light?

[0.8 mark]

The correct option is D Both A and C
Both convex lens and concave mirror can converge the parallel beam of light ray falling on it.