Question
Download Solution PDFWhich type of mirror is used as reflectors in torches, vehicle headlights to get the powerful beams of light?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Concave mirror.
- A concave mirror or converging mirror is a spherical mirror, which has a reflecting surface which bends inwards.
Key Points
- They reflect and focus incoming light rays at a point which is called the focus point.
- A concave mirror is used as a reflector in torches, searchlights, headlights of motor vehicles, etc. to get a powerful parallel beam of light.
- This helps us to see things up to a considerable distance in the darkness of night.
- Some dental mirrors also use a concave surface to provide a magnified image.
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