A car travelling at a speed of 60 km/h has a kinetic energy of 200 kJ. If the speed of the car is increased to 120 km/h, the kinetic energy of the car will be O a. 800 kJ O b. 200 kJ 100 kJ O d. 400 kJ

A car travelling at a speed of 60 km/h has a kinetic energy of 200 kJ. If the speed of the car is increased to 120 km/h, the kinetic energy of the car will be O a. 800 kJ O b. 200 kJ 100 kJ O d. 400 kJ

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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Concept explainers

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.

Question

A car travelling at a speed of 60 km/h has a kinetic energy of 200 kJ. If the speed of the car is increased to 120 km/h, the kinetic energy of the car will be
800 kJ
O
b. 200 kJ
100KJ
400kJ

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