A wooden crate that weighs 65.0 kg slides down a ramp which is at a 25o angle. The coefficient of kinetic friction between the crate and ramp is 0.140. Acceleration: 2.94 m/s2  Time to reach the bottom: 2.8s  To accelerate this crate up the ramp at a rate of 1.0 m/s2 , how much force would you need to apply?

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A wooden crate that weighs 65.0 kg slides down a ramp which is at a 25angle. The coefficient of kinetic friction between the crate and ramp is 0.140.

Acceleration: 2.94 m/s
Time to reach the bottom: 2.8s 

To accelerate this crate up the ramp at a rate of 1.0 m/s2 , how much force would you need to apply?
Please show your work.
 

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