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OpenStudy (anonymous):
Water is lifted out of a well 20.0m deep by a motor rated at 1.60hp. Assuming efficiency 90{\rm \\%} , how many kilograms of water can be lifted in 1 min?
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OpenStudy (shamim):
Required formula is p=w/t
OpenStudy (shamim):
Here p=effective power
OpenStudy (shamim):
W=work t=time
OpenStudy (shamim):
Given p=90%*1.6hp=(90/100)*1.6*746watt W=mgh=m*9.8*20 t=60sec m=?
OpenStudy (shamim):
Response plz!!!!!!!!
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OpenStudy (anonymous):
thats math.... nextime post it in the math section ;)
OpenStudy (shamim):
That is math of physics??!!!
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