A projectile has both change in kinetic and potential energy. Still the work done calculated between any two points is zero. This is due to _________

The displacement being in both vertical and horizontal directions

Inter-conversion of kinetic and potential energies

A projectile has both change in kinetic and potential energy. Still t

1.	A projectile has both change in kinetic and potential energy. Still the work done calculated between any two points is zero. This is due to _________
A.	Presence of no external force
B.	No displacement
C.	The displacement being in both vertical and horizontal directions
D.	Inter-conversion of kinetic and potential energies
Answer» E.

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