On a level road, a scooterist applies brakes to slow down from a speed of 54 kmh-1
to 36
kmh-1
. What amount of work is done by the brakes?
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2
Answer:
18km/h
Step-by-step explanation:
Amount of work done by Brakes to slow down the speed = 54km/h - 36km/h
=> 18km/h
The break reduces the speed of the scooter from 54km/h to 36km/h.
The difference is 18km/h.
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