Because the image is smaller, more image can fit onto the mirror, so a convex mirror provides for a larger field of view than a plane mirror. This is why they are useful. They are used whenever a mirror with a large field of view is needed. For example, the passenger-side rear view mirror on a car is convex.
Which mirror is used in torches?
Concave mirror is used as torch reflector.
Are car side mirrors convex?
In the U.S., passenger-side mirrors are convex (curved slightly outward), whereas driver-side mirrors are flat.
What are car side mirrors made of?
Automotive mirrors usually are made from first-surface chrome glass, meaning they’re essentially a one-way mirror designed to absorb headlight glare from behind your vehicle. This allows a driver to see reflections from activity on the sides and behind the vehicle without being impaired by bright headlight reflections.
Where are concave mirrors used?
Concave mirrors are widely used in headlights of automobiles and motor vehicles, torchlights, railway engines, etc. as reflectors. The light source is placed at the focus of the mirror, so after reflecting the light rays travel over a huge distance as parallel light beams of high intensity.
What is the name of the mirror in a car?
A rear-view mirror (or rearview mirror) is a flat mirror in automobiles and other vehicles, designed to allow the driver to see rearward through the vehicle’s rear window (rear windshield).