To use a concave mirror in car headlight to get a parallel beamof light, where is the bulb placed in relation to the mirror?

Open in App

Solution

The bulb is placed at the focus of the mirror, as the rays passing through the focus are reflected parallel to the principal axis.

Suggest Corrections

Similar questions

Q. At what position will you place a bulb in a headlight of a car so as to get parallel beam of light from the headlight?

Which kind of mirror is used a torch reflector? Draw a labelled diagram to show how a torch reflector can be used to produce a parallel beam of light. Where is the bulb placed in relation to the torch reflector?

Q. Out of plane mirror, convex mirror and concave mirror:
(a) Which mirror is used as a reflector in the headlights of a car?
(b) Which mirror is used as a rear-view mirror in a car?

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

When a concave mirror is used as a shaving mirror, where is the person’s face in relation to the focus of the mirror?

Join BYJU'S Learning Program