How much work is done in pulling half the rope to building

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Reference no: EM131005559

A heavy rope, 40 ft long, wedge and hangs over the eds 0.7 lb/ft high (Let x be the distance in feet below the top of the bullying )

a. How much work w is done pulling the rope to the top of the building?

Show how to approximate the required work by a Riemann sum.

b. How much work w is done in pulling half the rope to the top of the building?

Show how a approximate the required work by a Riemann sum.

Reference no: EM131005559

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