Question

The force (4i +j-2k) N acting on a body produces a velocity of 2î + 2j+ 3km sec-1. The power is -
(A) 8 W
(B) 5 W
(C)2 W
(D) 4 W​

Answer 1

Explanation:

The force (4i +j-2k) N acting on a body produces a velocity of 2î + 2j+ 3km sec-1. The power is -

(A) 8 W

(B) 5 W

(C)2 W

(D) 4 W

5w