How is the Z-coordinate of the centre of mass affected if all zi are decreased by 3 units? - ROTATIONAL MOTION Quiz | GKFix.in

Content protected from screenshots

Question

How is the Z-coordinate of the centre of mass affected if all zi are decreased by 3 units?

A. Z remains same
B. Z increases by 3
C. Z decreases by 3 units
D. Z becomes zero