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A car moving with a velocity of 20 meters/second has 1.8 × 105 joules of kinetic energy. What is the mass of the car?

A car moving with a velocity of 20 meters/second has 1.8 × 105 joules of kinetic energy. What is the mass of the car?
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A car moving with a velocity of 20 meters/second has 1.8 × 105 joules of kinetic energy. What is the mass of the car?

User Bdd
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1 Answer

2 votes
V = 20 m/s
Ecin = 1.8 x 10^5 J

Ecin = m*v^2/ 2
1.8*10^5 = m*400/2
200m = 1.8*10^5

I know you can do it :)

User TinyTheBrontosaurus
by
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