How is water heater made by concave mirror?
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Concave mirror is called diverging mirror.
Sunrays from coming infinity all meet a single point on focus of concave mirror, this produce a heat.
Thus, by this way a solar water heater is made with the help of concave mirror.
Sunrays from coming infinity all meet a single point on focus of concave mirror, this produce a heat.
Thus, by this way a solar water heater is made with the help of concave mirror.
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