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1) A 500 kg sled is pulled along a horizontal surface at uniform speed by a rope that makes an angle of 30 degrees above the horizontal. Find mu if the tension in the rope is 200 N.
asked
Oct 18, 2017
Physics
high-school
2
answers
3
votes
89.9k
views
What value for n makes this equation true? 4 • 63 = (4 • 60) + (4 • n)
asked
Oct 1, 2017
Mathematics
middle-school
2
answers
3
votes
160k
views
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