April 25, 2015

Posts by Sadi

Total # Posts: 4

A 250-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 30.8 ° below the horizontal. The coefficient of kinetic friction is 0.224. What should be the magnitude of P, so that the net work done by it and the kinetic frictional force is ...
January 28, 2013

A 4.0 kg block is put on top of a 5.0 kg block. To cause the top block to slip on the bottom one while the bottom one is held fixed, a horizontal force of at least 16 N must be applied to the top block. The assembly of blocks is now placed on a horizontal, frictionless table...
November 20, 2011

if both the president and the vice president die who assumes power?
December 2, 2010

how multicultural language effects society and peoples daily lives?
October 20, 2007

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