How much work is done on the car to increase its speed

Reference no: EM13499836

An 875.0-kg compact car speeds up from 22.0 m/s to 44.0 m/s while passing another car.

What are its initial and final energies?

KEi = J

KEf = J

How much work is done on the car to increase its speed?

If a baseball's velocity is increased to four times its original velocity, by what factor does its kinetic energy increase?

Reference no: EM13499836

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