Question

Energy change in mobile phone is used in different situations

Answer 1

Answer:

While charging the mobile electric energy gets converted into chemical energy. ... When the electricity gets into the mobile it is converted and stored as chemical energy inside of the battery and when we use the mobile the previously stored chemical energy is again converted into electrical energy.

Answer 2

Answer:

When you speak into a cell phone, the phone transforms sound energy into electric energy and then into radiant energy. Sound waves from your voice carry energy into the phone. The phone converts the sound energy into electric energy and then into radiant energy.