1.

For a body moving from position Xa to position Xb under a variable force, what is the work done?

A. W = F * (X2 X1)
B. -W = F * (X2 X1)
C. W = -F * (X2 X1)
D. W = F * (X1 X2)
Answer» B. -W = F * (X2 X1)


Discussion

No Comment Found