Related Questions

A centrifugal pump designed to pump water is employed to pump a more viscous oil. In the later case, the pump
একটি পানিপূর্ণ কুয়ার গভীরতা 20m ও ব্যাস 2 m. কুয়াটিকে পানি শূণ্য করার জন্য 5 HP এর একটি পাম্প লাগানো হল। অর্ধেক পানি তোলার পর পাম্পটি নষ্ট হয়ে গেল। বাকি পানি তোলার জন্য একই ক্ষমতা সম্পন্ন আর একটি পাম্প লাগানো হল। প্রথম পাম্প দ্বারা সম্পাদিত কাজের পরিমান নির্ণয় কর।(The depth and diameter of a water filled well are 20 m and 2 m respectively. An engine of 5 HP is attached to pump out the water. The pump was ruined after emptying half of the water. Then another pump of same capacity was attached to pump out rest of the water. Determine the work done by first pump.) 
While starting a centrifugal pump, its delivery valve should be kept
Axial flow pump is started with its delivery valve
Working alone, pump A can empty a pool in 3 hours. Working alone, pump B can empty the same pool in 2 hours. Working together, how many minutes will it take pump A and pump B to empty the pool?
While starting an axial flow pump, its delivery valve should be kept
For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is
Liquid delivery by centrifugal pump starts, only when the head developed by it is equal to the __________ head.
The static head of a centrifugal pump is equal to the _________ of suction head and delivery head.
Delivery head of a centrifugal pump is