Question

2.What is power ?Derive it's all formula,​

Answer 1

the ability to control people or things or to do something

लोगों या वस्‍तुओं को नियंत्रित करने या कोई काम करने की योग्‍यता; सामर्थ्य, क्षमता

Power Formula 2 – Mechanical power equation: Power P = E ⁄ t where power P is in watts, Power P = work / time (W ⁄ t). Energy E is in joules, and time t is in seconds.

Hope you are stasife with this answer...

Answer 2

the rate of doing work is called power

p=w/t