Define unit of a physial quantity.

Define and explain unit of a physical quantity.

Name the physical quantity that determines the rate at which energy is delivered by an electric cunent. State and define the unit of this physical quantity.

Torr is the unit of physical quantity

Define volt it is unit of which physical quantity?

Define volt and it is unit of which physical quantity?

The unit of impulse of force is samewith the unit of physical quantity________.