A load of 750 kg just starts to move when the friction angle is 10°. What effort must be applied parallel to the horizontal surface to stop the motion of the block?

A load of 750 kg just starts to move when the friction angle is 10°. What effort must be applied parallel to the horizontal surface to stop the motion of the block?

A load of 750 kg just starts to move when the friction angle is 10°. What effort must be applied parallel to the horizontal surface to stop the motion of the block?



A. 7245.72 N

B. 1478.22 N

C. 1297.33 N

D. 1277.62 N

E. 1124.35 N


Answer: C


Learn More :