Q4 of 141 Page 14

Mention any two differences between a box type and a concentrator type solar heater.


Box-type solar heaterConcentrator type solar heater
In this type of heater, a plane reflector is used which does not concentrate solar energy at a point.In this type of heater a concave reflector or a parabolic reflector is used which concentrates the solar energy in a small region called focus.
It produces comparatively low temperature.It produces high temperature.
 

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