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The idea is to concentrate the solar radiation.
the image formed by convex lens are real but the images formed by concave lens are virtual concave mirror are commonly used in to torches search light and vehicles headlights to get powerful parallel beam of light they are often used as a wing a to see a larger image of the face the dentist use a concave mirrors to see larger image of that is open send large can give are used to concentrate sunlight to produce heat in solar furnace
ultra violet
Radiant energy -> electrical energy -> thermal energy
You can heat things (for example, use a solar system to heat water, and use it to take a shower - or use a solar cooker to cook food), and you can generate electricity from the Sun's energy.
convex mirror is not used in solar cooker since it form image inside the polished surface
concave mirror are the best as it collects the sunlight coming from infinity to a single point called focus.it produces intense heat to cook food easily.still using plane mirror on household level for solar cooker is foolishness.
The cooker is well insulated, so it stays hot.
a plane mirror is used in solar cookers so that the heat reflected by the mirror to the cooker should be same as the light(heat) given out by sun. hope dat helped
concave mirror is a solar device
Doctors use concave mirrors, in motor cars convex mirrors as rear view mirrors and in case of solar cookers concave mirrors to concentrate solar radiations.
concave mirror is a solar device
Reflects the most light. May need to give more information to the question.
The idea is to concentrate the solar radiation.
A reflective one.
To concentrate the reflected energy to the focal point. Since light is concentrated to a facal point, there is more enegy and very effecient to heat up.
If the mirror converges, the light produced will be strong. This means they will be useful as solar reflectors.