Question

Write symbol and use of Battery

Answer 1

+| |- this is the symbol of battery

its use is it provides electric current

Answer 2

Batteries come in many shapes and sizes, from miniature cells used to power hearing aids and wristwatches to small, thin cells used in smartphones, to large lead acid batteries or lithium-ion batteries in vehicles, and at the largest extreme, huge battery banks the size of rooms that provide standby or emergency power ... symbols are positive and negetive