Calculate the change in the boxs kinetic energy

Reference no: EM1385379

Q. One average force F1 has a magnitude that is three times as large as that of another force F2. Both forces produce the similar impulse. The average force F1 acts for a time interval of 1.77ms. for what time interval does the average force F2 act?

Q. A 90N box of clothes is pulled 24m up a 30° ramp by a force of 115 N that points along the ramp. If the coefficient of kinetic friction between the box and ramp is 0.22, calculate the change in the box's kinetic energy.

Reference no: EM1385379

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