Concave Mirrors
Concave mirrors are used in a variety of applications, including dentists' head mirrors, torches, and search lights.
1. In dentist’s head mirror, what is the purpose of a concave mirror?
To make a parallel beam of light
To hold near the face to see an upright and magnified image
To get powerful beams of light
To focus the light beam on a small area
2. What is one application for concave mirrors?
Make-up mirror
Search lights
Head lights in vehicles
Torches
3. What is the benefit of using a concave mirror in torches, head lights in vehicles and search lights?
It can make a parallel beam of light
It can hold near the face to see an upright and magnified image
It can provide powerful beams of light
It can focus the light beam on a small area
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