A car with mass m require 5.0 KJ of work to move from rest to a final spee v. If this sam amount of work is performed during the same amount of time on a car with a mass of 2m, what is the final speed of the second car.

Answer 1

Since final mV^2 wil be the same for both masses, the larger mass will have velocity v/sqrt2.

Answer 2

V/2

Answer 3

2v

Answer 4

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