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garri49 [273]
2 years ago
5

You are going 30 m/s in a car of mass 1000 kg when you reach a red light and stop your car.

Physics
1 answer:
Radda [10]2 years ago
5 0

Answer:

Explanation:

The kinetic energy will convert to heat energy (provided the car has friction brakes and not regenerative brakes as might be found on an electric or hybrid) Also<u> assuming level road</u>.

E = ½mv² = ½(1000)30² = 450,000 J

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