in a centrifugal pump .. when we close the delivery valve
partially .. does this increase the pressure before or after
the valve .. and why ??
Answer Posted / lakshmi niwas pathak
th current of the pump will increase because of back
pressure then it will be tripped from the over. Why in
centrifugal pump control valve use in delivery line?
| Is This Answer Correct ? | 5 Yes | 2 No |
Post New Answer View All Answers
Heavy fuel oil sulfur content and counter measures?
how gravity filling machine is designed
Is it able to make FMEA for Pencil creation? If yes send the FMEA
how to size an expansion tank in chiller system ?
What is the mechanical advantage of a double pulley?
Why should a chain drive be used over a belt or rope driven drive? State pro`s and con`s?
How Much static pressure as per NFPA standard is required in the hydrant line?
How will you classify sliding contact?
How to calculate pressure to compress tablet in mechanical press machine
Name of any five measuring instruments?
I have mechanical job experience. I am planing to get diploma with the basis of my experience. which institutes will do this in fast track mode.
What is net refrigerating effect of the refrigerant?
In Rankine Cycle we use the concept of Tm(mean temperature of heat addition).In actual cycle the efficiency comes as n=1-T2/T1 Taking Tm into consideration it comes as n=1-T2/Tm as T1>Tm so the efficiency for both case will not same for a same cycle. Can anybody explain how it is possible? Advance appreciation for your effort.Thanks
what is composition for cast iron as per is 120 grade 25
Why boiler is purged everytime before starting firing of fuel ?