How electrical energy can be obtained from light?

The electric energy obtained from solar photovoltaic cell is of _______ type.

How is electric energy produced?

How is Electric energy produced?

Pure water can be obtained from sea water by

Pure water can be obtained from sea water by

How is energy obtained from cooking gas ?

How much copper can be obtained from 100g of copper sulphate (CuSO_4) ?

Can electrical energy be generated without using the principle of electromagnetic induction?

Adult stem cells can be obtained from blood.

State whtether the following statement are true or false. Mecanical energy can be covered into electrical energy.