Asked by maria

a 600 n box is pushed up a ramp that is 2m high and 5 m long, the person is pushing the box at a force of 300 n,what is the efficiency of a ramp ?
Answered by Ms. Sue
This doesn't look like a 6th grade question to me.

Answered by drwls
The gain in potential energy is 600*2 = 1200 J, and this is the minimum required work that would be required in a frictionless situation. The work that actually has to be done is F*X = 300*5 = 1500 J. The efficiency is therefore 1200/1500 = 80%
Answered by Anonymous
هعهت
Answered by ur mom
iff u ad thee theeng too tha thang u git ur anser
Answered by sommer ray
i didnt go to school
Answered by SEXY BOI
I LIKE YA CUT G (SLAPS)
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