14-53. The sports car has a mass of 2.3 Mg, and while it is traveling at 28 m/s the driver causes it to accelerate at 5 m/s?. If the drag resistance on the car due to the wind is FD = (0.3v²) N, where v is the velocity in m/s, determine the power supplicd to the engine at this instant. The engine has a running efficiency of e = 0.68. 14-54. The sports car has a mass of 2.3 Mg and accelerates at 6 m/s?, starting from rest. If the drag resistance on the car due to the wind is Fp = (10v) N, where v is the velocity in m/s, determine the power supplied to the engine when 1 = 5 s. The engine has a running efficiency of ɛ = 0.68.

14-53. The sports car has a mass of 2.3 Mg, and while it is traveling at 28 m/s the driver causes it to accelerate at 5 m/s?. If the drag resistance on the car due to the wind is FD = (0.3v²) N, where v is the velocity in m/s, determine the power supplicd to the engine at this instant. The engine has a running efficiency of e = 0.68. 14-54. The sports car has a mass of 2.3 Mg and accelerates at 6 m/s?, starting from rest. If the drag resistance on the car due to the wind is Fp = (10v) N, where v is the velocity in m/s, determine the power supplied to the engine when 1 = 5 s. The engine has a running efficiency of ɛ = 0.68.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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