Question #59419
Sand drops at the rate of 2000 kg/min. from the bottom of a hopper onto a belt coveyor moving horizontally at 250 m/min. determine the force needed to drive the conveyor, neglecting friction?

a)500 N

b)800 N

c)139 N

d)152 N
1
Expert's answer
2016-05-01T11:25:02-0400
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