Hi i am new member of here. It's nice to have forum to ask questions which i need a lot of helps from pros.

1)What are the principles of operation of a centrifugal pump?
2)Why pump is needed?
3)How to reduce pump flow rate?
4)What are the 5 reasons for a pump that impact kinetic energy to liquid?
5)Give 3 factors that increase the pump flow rate reduced?
6)Why discharge valve of pump must be closed before stopping pump?
7)What will happen if available NPSH is lower than required NPSH?
8)Name 3 Pumps that are classify as rotary pumps groups?
9)If a running centrifugal pump is caviting. What action should be taken immediately?

Chemical process technology beginner student in bukit batok ite