Question

Which kind of mirrors are used in the headlights of a motor-car and why?

5.An object 2 cm in size is placed 30 cm in front of a concave mirror of focal​

Answer 1

Answer:

Concave mirror is used in the headlight of the vehicles , because when the bulb of head light is placed at focus of concave mirror , it allowed the light to spread out to infinity ( longer distance )

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