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Power Calculation 1. A 50-kg marathon runner runs up the stairs to the top of the building at a speed of 1. atop second with 9.84 cm per step. Calculate the required average power of the runner to do the run. Show your solution

Power Calculation 1. A 50-kg marathon runner runs up the stairs to the top of the building at a speed of 1. atop second with 9.84 cm per step. Calculate the required average power of the runner to do the run. Show your solution

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Power Calculation 1. A 50-kg marathon runner runs up the stairs to the top of the building at a speed of 1. atop second with 9.84 cm per step. Calculate the required average power of the runner to do the run. Show your solution Work and Force Calculation 2. a. A cart is pulled by a force of F = 30 N-40 N 9 and undergoes a displacement of =-9.0m 2-3.0 m 9. Calculate the work done. b. A potential energy function is expressed as PE= a - b Find the expression for the conservative force for a = b = 1. c. Calculate the work done by the force F [N] in the diagram. 1 2 3 4 -1+ I x [m]
Transcribed Image Text:Power Calculation 1. A 50-kg marathon runner runs up the stairs to the top of the building at a speed of 1. atop second with 9.84 cm per step. Calculate the required average power of the runner to do the run. Show your solution Work and Force Calculation 2. a. A cart is pulled by a force of F = 30 N-40 N 9 and undergoes a displacement of =-9.0m 2-3.0 m 9. Calculate the work done. b. A potential energy function is expressed as PE= a - b Find the expression for the conservative force for a = b = 1. c. Calculate the work done by the force F [N] in the diagram. 1 2 3 4 -1+ I x [m]
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