Uses:
(i) For cooking food in a solar cooker.
(ii) For heating water in solar geysers.
(iii) For generating electricity in space satellites, calculators, watches, etc., by solar cells.
(iv) For generating electricity on a large scale by a solar power plant.
(v) To melt metals in solar furnaces.
Advantages:
(i) It does not cause any pollution.
(ii) It is a renewable source of energy.
(iii) It is free of cost
