Which mirror is used as 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?
For a torch reflector concave mirror is used.

Bulb is placed at the focus of the torch reflector.

Question

For a torch reflector concave mirror is used.

Bulb is placed at the focus of the torch reflector.

Philoid · Accepted Answer

For a torch reflector concave mirror is used.

Bulb is placed at the focus of the torch reflector.