how much work must be done to stop a 1ooo kilogram car travelling at 100 kilometre per hour
Answers
Answered by
38
Mass of car = 1000kg
velocity of car = 100 km/ hr
Work done to stop a car = 1mv²
2
= 1 × 1000 × 100 × 100
2
= 10000000
2
= 5000000 joule
Answered by
3
Answer:
Mass=1000kg
velocity=100km/hr
work done=1/2mvsqr
work done= 1/2×1000×100×100
=500×100×100
=5000000J
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