8.5 Conservation of Energy A boat moves through the water at an average speed of 25.0 m/s. The average drag force opposing this motion is 1170 N. What average power (in HP) is required of the boat motor ? One HP = 745.7 W. P = i HP Save for Later Submit Answer

8.5 Conservation of Energy A boat moves through the water at an average speed of 25.0 m/s. The average drag force opposing this motion is 1170 N. What average power (in HP) is required of the boat motor ? One HP = 745.7 W. P = i HP Save for Later Submit Answer

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter5: Energy

Section: Chapter Questions

Problem 58P: A 6.50 102-kg elevator starts from rest and moves upward for 3.00 s with constant acceleration...

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.

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8.5 Conservation of Energy
A boat moves through the water at an average speed of 25.0 m/s. The average drag force opposing this motion is 1170 N. What
average power (in HP) is required of the boat motor? One HP - 745.7 W.
P = i
HP
Save for Later
Submit Answer

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