What is the work done by the gas
Nitrogen is expanded isentropically. Its temperature changes from 620 °F to 60 °F. The volume ratio is V2/V1 is 6.22 and the value of R for the nitrogen is 0.0787 Btu/lbm-R. What is the work done by the gas?
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The volume ratio is V2/V1 is 6.22 and the value of R for the nitrogen is 0.0787 Btu/lbm-R. What is the work done by the gas?
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A sled weighs 100 N. It is held in place on a frictionless 200 slope by a rope attached to a stake at the top; the rope is parallel to the slope. Find the tension in the rope.
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