A Force `F` acting on an object varies with distance `x` as shown in the here . The force is in newton and `x` in metre. The work done by the force in moving the object from `x = 0` to `x = 6m` is

A. 4.5J
B. 13.5J
C. 9.0J
D. 18.0J

A. 4.5J
B. 13.5J
C. 9.0J
D. 18.0J
Correct Answer – b