Question

explain me the lesson of work and energy of physics class9

Answer 1

simple sa Hai

agar kaam karna Hai toh Kya chahiye shakti chahiye. Matlab energy lagate ho kaam karne mein

aur kitne kaam kiye ho kaise pata lagega kitne energy spend kiye ho ek kaam ke liye gaante ke saath .

energy is nothing but a capacity to do work
and measured in joules

work is nothing but energy with respect to time
( W = E/T)
unit of work is joules / second .

aur bhi information chahthe ho toh bus msg Kar dijye .