Answer / ramkkumar v.s.

centrifugal pump is a rotodynamic pump where as positive
displacement pumps include reciprocating pump.In centrifugal
pump a rotating rotor and a stationary stator(casing) are
used to increase the fluid pressure.In reciprocating pump,a
piston is used to increase the fluid pressure.

Answer / hiren

in centrifugal pump gives continuous out put and where pdp
gives cyclic output

Answer / abdul hameed

In general:
centrifugal pumps are Flow oriented.
Positive displacement pumps are Pressure oriented.

Answer / vinothkumarbbsva

+ve displacement pump gives const. flow whereas centrifugal pump gives variable flow indirect to pressure...

Define extrued aluminum?

0 Answers  

---

Quantities like pressure, temperature, density, viscosity, etc. Are independent of mass. What are these called ?

0 Answers  

---

How to shut down and overhaul the centrifugal pumps?

0 Answers   RRB,

---

WHICH ONE IS PREFERRED, VERTICAL OR HORIZONTAL PUMP WITH COMPLETE TECHNICAL DETAILS

0 Answers   BARC, ONGC,

---

what is heat treatment and why is it done?

0 Answers   Bechtel,

---

What does SAE-40 represents? and what is a multi-grade oil?

1 Answers  

---

What pressure is highest L.O. Gravity Head or S.W. of the stern tube circulation

0 Answers   RRB,

---

what is toughest metal to weld of tungston or cast iron?

1 Answers  

---

what is the difference between anf & centrifuge?

0 Answers  

---

What is Structural steel Fe-500 as per IS 226-1975 ?

1 Answers  

---

Why should a chain drive be used over a belt or rope driven drive?

0 Answers  

---

• What are the equipments that you would use inbetween when u have to connect a transformer to busbars?

1 Answers   NTPC,

---