Question

how solar energy can be utilised

Answer 1

solar energy can be converted into electricity by using dynamo whose shaft can be rotated by using energy from sun ☀ which is a device which converts mechanical energy to electrical energy.

Answer 2

$\textbf{\underline{Some\;ways\:are}}$

• For Cooking - Solar cookers are used to cook food using solar radiant heat energy.

• For heating water - Solar energy can be used directly for heating water for domestic or industrial uses, using solar heaters. Upgraded solar heaters, combined with steam powered generators, can be used to produce electricity. Solar water heaters are used in high rise buildings and hotels to provide hot water.

• For producing electricity - Through the use of solar panels, light energy from sun rays can be used to generate electricity. The solar cells are made of silicone or gallium. Those are known as Photovoltaic cells.