Which of the following can make a parallel beam of light from a point source incident on it?

May 2, 2022

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Which of the following can make a parallel beam of light from a point source incident on it?

Q Which of the following can make a parallel beam of light from a point source incident on it?

A. concave mirror as well as convex lens

B. convex mirror as well as concave lens

C. two plane mirrors placed at 90degree to each other

D. concave mirror as well as concave lens

Answer: concave mirror as well as convex lens

Which of the following can make a parallel beam of light from a point source incident on it?

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A student conducts an activity using a flask of height 15 cm and a concave mirror. He finds that the image formed is 45 cm in height. What is the magnification of the image?

Which of the following can make a parallel beam of light from a point source incident on it?

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When a plane mirror is rotated through a certain angle, the reflected ray turns through twice as much and the size of the image

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