Physics, asked by sureshaggarwal6132, 1 year ago

define watt express kilowatt in terms of joule per second. A 150kg car engine develops 500 watt for each kg. whatt fprce does it exert in moving the car at a speed of 20 m s-1

Answers

Answered by misa3

2

watt is the unit for power
1 watt = 1 joule per second
1 kilowatt = 1000 joule per second

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