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Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 35PQ: A black widow spider hangs motionless from a web that extends vertically from the ceiling above. If...

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Question

Two people push a 200‐pound box up a ramp. Each person pushes with a force of 75 pounds in the direction of the
incline up the ramp, and the box just slides along the ramp. At what angle is the ramp inclined?

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