Q.

The mirror used for the head light of a car is –

A. spherical concave
B. plane
C. cylindrical
D. parabolic concave
Answer» D. parabolic concave
Explanation: A parabolic (or paraboloid or paraboloidal) reflector(or dish or mirror) is a reflective surface used to collect or project energy such as light, sound, or radio waves.
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Sameedha Vig
1 week ago

Thank you for the MCQ materials!
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