Answer / nitish rai

The boiler feed pumps are used for this application they are basically high temperature multistage centrifugal pumps and have app 15-22 stages.

In some low capacity boilers used in small industries having operating pressure around 15-32 bars uses multi cylinder positive displacement pumps with compensatory reservior.

Answer / hameedwahab

Multi Stage Centrifugal pump.

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0 Answers   ABC Inc, RRB, Siemens,

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Hi everyone.. I attended the HAL interview... on 9th dec 2008 @ Bangalore.. the interview was 90% technical... my question are>>>>> 1) Design a rod that should withstand 1000N? (they told that the material is mild steel & they gave me the stress- strain graph for that) 2) what is the principal of hydraulic braking?? 3) whether interchangebility is possible between JIGS & FIXTURES??? 4) what is recent developement in Automobile ENGINE??? 5) abt my final year project (since i m a fresher) 6) some HR questions

3 Answers   Bhilai Steel Plant, HAL,

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4 Answers   TATA,

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1 Answers   RRB,

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Device use to control flow rate of centrifugal pump.

2 Answers   RRB,

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