what is the difference between Positive displamcement pump and centrifugal pumps?

1 Answers  

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What is the difference between induced draft and forced draft fan? where are they used?

3 Answers  

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800A bus-coupler system

1 Answers   PCEL,

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What is the cause of major loss in efficiency of an IC engine?

28 Answers   DRDO, TATA,

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What would happen if there was water in refrigeration line?

3 Answers   RRB,

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what is the effect of clearance volume in performance of air- compressor???

5 Answers   Boeing, Godrej, L&T,

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In Steam Turbine using superheated steam as an inlet steam, What happens if I use air in place of steam with the same parameters ? Will is work or not ?

7 Answers  

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how control valve works? process line pressure is 50kg/cm2g and instrument air pressure is about 4 kg/cm2g.

0 Answers  

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What is the structure of pure iron and whether it is soft or hard ?

0 Answers  

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what is the purpose of inter cooler in multistage compressor

9 Answers  

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best tip to increase fuel efficiency with a high powered engine ?

2 Answers  

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which is the good mainteanance?

4 Answers  

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