Sanadana Sanadana

20-11-2017
Physics

contestada

You and two friends apply a force of 425 N to push a piano up a 2.0 m long ramp. If lifting the piano straight up requires 1700 N of force, what is the mechanical advantage of the ramp?

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koyra13 koyra13

20-11-2017

1658 I am pretty sure

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