A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given byWhere i, j, k are unit vectors along the x-, y- and z-axis of the system respectively. What is the work done by this force in moving the body a distance of 4 m along the z-axis? | Learn NCERT solution | Education portal Class 11 Physics | Study online Unit-6 Work, Energy And Power



Q.11:- A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given by


Where i, j, k are unit vectors along the x-, y- and z-axis of the system respectively. What is the work done by this force in moving the body a distance of 4 m along the z-axis?

 

Answer:-