B. (1 – g/f)/A
C. [W (2 + f/G)]/A
D. [W (2 + g/f)]/A
A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is_______________?
B. (1 – g/f)/A
C. [W (2 + f/G)]/A
D. [W (2 + g/f)]/A