he kinetic energy of a body is proportional to its weight and to the square of its velocity. An 8 lb body moving at 4 ft/s has 2 ft-lb of kinetic energy. Find the kinetic energy of a 3 ton (6000 lb) truck speeding at 60 mi/hr (88 ft/s).
he kinetic energy of a body is proportional to its weight and to the square of its velocity. An 8 lb body moving at 4 ft/s has 2 ft-lb of kinetic energy. Find the kinetic energy of a 3 ton (6000 lb) truck speeding at 60 mi/hr (88 ft/s).
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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The kinetic energy of a body is proportional to its weight and to the
square of its velocity. An 8 lb body moving at 4 ft/s has 2 ft-lb of
kinetic energy. Find the kinetic energy of a 3 ton (6000 lb) truck
speeding at 60 mi/hr (88 ft/s).
a. 363 000 ft-lb
b. 762 000
c. 116 160
d. 726 000
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