A body constrained to move in the y-direction is subjected to a force F = 2 i + 15 j + 6 k  .The work done by this force in moving the body through a distance of 10 m along y-axis is

Q: A body constrained to move in the y-direction is subjected to a force $\vec{F} = 2 \hat{i} + 15 \hat{j} + 6 \hat{k}  N $.The work done by this force in moving the body through a distance of 10 m along y-axis is

(a) 100 J

(b) 150 J

(c) 120 J

(d) 200 J

Ans: (b)