a. Define power and state its unit. b. Write a word equation for the kinetic energy of

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a. Define power and state its unit.
b. Write a word equation for the kinetic energy of a moving object.
c. A car of mass 1100 kg starting from rest reaches a speed of 18 m s−1 in 25 s. Calculate the average power developed by the engine of the car.

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Cambridge International AS And A Level Physics Coursebook

ISBN: 9781108859035

3rd Edition

Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside

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