Bob @ drwls

This page lists questions and answers that were posted by visitors named Bob @ drwls.

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The following questions were asked by visitors named Bob @ drwls.

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The following answers were posted by visitors named Bob @ drwls.

thanks drwls, please explain little, tnx The diagram shows a cylinder of mass 20 kg lying at rest on two smooth planes inclined at angles of 40 degree and 50 degree to the horizontal. Calculate the reaction force exerted by the planes on the cylinder.
13 years ago