Question

name thr type's of mirrors used in the design of solar frunce explain how temperature is achived by thos device

Answer 1

Concave mirror is used in the design of solar furnaces.As the parallel rays coming from sun,converges on focus and increases heat which leads to increase in temperature.By this,high temperature is achieved by solar furnaces.

hoping....this will help u..:)

Answer 2

Concave mirrors are used in the solar furnaces because these are  converging mirrors and they converge all the light and heat of the sun at one place. So a greater temperature is achieved by this device.

Hope it helps!!!