A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given by F = hati + 2hatj + 3hatk. What is the work done by this force in moving the body a distance of 4 m along the z-axis ?

A body constrained to move along the z-axis of a coordinate system is

1.	A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given by F = hati + 2hatj + 3hatk. What is the work done by this force in moving the body a distance of 4 m along the z-axis ?
Answer» 12 J 24 J 48 J 6 J ANSWER :A