Question

what is power? write it's unit.​

Answer 1

Answer:

Power:

1. According to law of conservation of energy, '' energy can neither be created nor be destroyed, but it can be converted from one form to another''.

2. When such energy is converted from one form to another, and the amount per unit time is measured, the measurement is known as power.

3. Power is the term in physics related to energy.

Explanation:

Formula of Power:

As power is the amount of energy converted from one form to another per unit time, its formula be as follows:

$\sf\:Power\:=\:\dfrac{\sf\:Work\:done}{\sf\:Time}$

Unit of Power:

The unit of power can be calculated as follows:

$\sf\:P\:=\:\dfrac{\sf\:Joule}{\sf\:Seconds}$

Joule / Seconds or J / s is also called as Watt.

James Watt first discovered the term power. Hence, in his honour, the SI unit of power is 'Watt'.

Answer 2

HERE IS YOUR ANSWER

Power is the ability to cause or prevent an action, make things happen; the discretion to act or not act. ... “Power refers to a capacity that A has to influence the behavior of B so that B acts following A's wishes”. Many scholars have given various definitions of power.

SI Unit of Power is watt(W)

HOPE THIS HELPS✍