CBSE Class 10 Science 2023 Outside Delhi Set 3

Question : 2

Total: 12

In torch lights and head lights of vehicles, the bulb is placed

between the pole and the focus of the reflector.
very near to the focus of the reflector.
between the focus and centre of curvature of the reflector.
at the centre of curvature of the reflector.

Solution:

In torches, search lights and headlights of vehicles the bulb is placed very near to the focus of the reflector to get a parallel beam of light through which we can see to a longer distance.

Go to Question:

Prev Question

Next Question