While moving into a new apartment, you tie a rope to an eyelet attached to the s
ID: 2147272 • Letter: W
Question
While moving into a new apartment, you tie a rope to an eyelet attached to the side of a large heavy box with a weight of 906 N, and pull it horizontally across the floor at a constant velocity of 0.25 m/s. The coefficient of kinetic friction between the box and the floor is 0.38. What is the tension in the rope? 60.4 N 225.7 N 344.3 N 688.6 N 906.0 N A 0.110 kg rock is attached to a 1.98 m long string and swung in a horizontal circle at a speed of 29.4 m/s. Find the tension in the string. Neglect gravity. 48.0 N 60.4 N 68.6 N 225.7 N 372.3 NExplanation / Answer
W = 906
v = 0.25
m*9.81 = 906
mu = 0.38
velocity is constant.
so, acceleration is 0.
T = frictional force
T = mu*W = 0.38*906
T = 344.28 N
(c)
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