# Problem: Chadwick needs to push the piano up a ramp and into a moving van. (Intro 2 figure) Part AIs Chadwick strong enough to push the piano up the ramp alone or must he get help? Estimate the force needed to push the piano up the ramp. Neglect friction.Part BDetermine the object of interest for this situation.Part CFor this situation, you should draw a free-body diagram for the piano

###### FREE Expert Solution

Part A

The force applied by gravity on the piano is mg.

This force has both horizontal and vertical components.

###### Problem Details

Chadwick needs to push the piano up a ramp and into a moving van. (Intro 2 figure)

Part A

Is Chadwick strong enough to push the piano up the ramp alone or must he get help? Estimate the force needed to push the piano up the ramp. Neglect friction.

Part B
Determine the object of interest for this situation.

Part C

For this situation, you should draw a free-body diagram for the piano

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Forces with Multiple Objects concept. You can view video lessons to learn Forces with Multiple Objects. Or if you need more Forces with Multiple Objects practice, you can also practice Forces with Multiple Objects practice problems.