Asked by Dee
An 845 N sled is pulled a distance of 180 m. The task requires 1.38 x 104 J of work and is done by pulling on a rope with a force of 122 N. The rope is held at _____° above the horizontal.
Answers
Answered by
drwls
Work = 13800 J = F*cosA*180m
F = 122 N
Solve for cosA, and get the angle A from that.
I get 51 degrees
F = 122 N
Solve for cosA, and get the angle A from that.
I get 51 degrees
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