Premium Online Home Tutors
3 Tutor System
Starting just at 265/hour
Answer :
We know that, \( E_k \ = \ \frac{mv^2}{2} \)
The kinetic energy of an object at rest = 0
\(\therefore \) Work done = change in kinetic energy = \( \frac{mv^2}{2} - 0 \) = \( \frac{mv^2}{2} \)