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A single thread power screw is 36 mm in diameter with a pitch of 6 mm....

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Mechanical Engineering

A single thread power screw is 36 mm in diameter with a pitch of6 mm. A vertical load on the screw imposes a force of 9 kN. Thecoefficients of friction are 0.09 for the collar and 0.16 for thescrew. The effective diameter of the collar is 52 mm. Find theoverall efficiency and torque required to raise and lower thisload.

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3.8 Ratings (351 Votes)
Given 9000 NPitch l 6mm 0006 mdm 36 62 33 mmmmTotal torque required to raise the load Torque required to    See Answer
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