Which turbine, high speed or low speed is efficient to generate 30MW power? or High RPM machine is more efficient or low RPM?

1 Answers   HMT,

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What is an expansion valve and its purpose?

0 Answers   RRB,

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Why will an ice cube placed in a cup of hot rotating water spin automatically faster than the water itself?

0 Answers  

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What is the purpose of a de-superheater?

0 Answers   ABC Inc, RRB, Siemens,

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what is the reson in a/c system that TPN TRIPPING

0 Answers   ABB,

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sir, i am going to appear in the test of BEML 2009 so i want to get the type of question paper asked in previous exams of BEML.

0 Answers  

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Hi all, I am appearing for SAIL examination for Management trainees in Mechanical Engg. I shall be obliged if anyone provides me previous year's question papers.

3 Answers   Sail,

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what is the pump cavitation?

2 Answers   IOCL, KCC, Wohr Parking Systems,

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Why are open the ejector air vents.

0 Answers  

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What is the effect of high alkaline water to a boiler?

3 Answers   ABC Inc, RRB, Siemens,

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AIR CONDITIONERS HAVE RATING IN BTU AND TON OR SOMETIMES IN KW ALSO... WHAT IS THEIR RELATION? ALSO ACs HAVE TWO POWERS (IN WATTS) WRITTEN ON THEIR NAME PLATES WHAT DOES EACH MEAN? HOW TO DETERMINE THE RUNNING CURRENT IN AMPERES OR THE ENERGY CONSUMED IN WATTS? WHAT IS THE THUMB RULE FOR DETERMINING THE CURRENT AND TON OF AN AC?

7 Answers   Carrier, HAL,

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which parts of boiler are called heating surface?

5 Answers  

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