Question

Force on a particle moving in a straight line is given by $F = 6t^2\hat i - 3t\hat j$ and velocity is $v = 3t^2\hat i + 6t\hat j$ . Find power at $t = 2$.

• A. 216 W
• B. 108 W
• C. 0 W
• D. 54 W

Answer 1

Answer: (A)

216 W

Answer 2

The Correct Option is (A) : 216 W