what is the diffrence between fan & blower

5 Answers   Atlas Systems, CNC, Sunflag Steel, Toyota,

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What is the critical temperature of a refrigerant ?

0 Answers  

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In Rankine cycle there is a concept of Tm(mean temp of heat addition)For calculating the efficiency of the cycle we generally use n=1-T2/T1 again Tm taking into consideration we get n=1-T2/Tm as T1>Tm so he efficiency will be different for same cycle. Can anybody explain how is it possible? advance appriciation for your effort

6 Answers   Sail,

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Explain knurling.

0 Answers  

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please send me latest hindustan petrolium papers

0 Answers   HPCL, Tata Steel Limited,

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1. A single acting stage air compressor with 6% of clearance volume compresses air from 1.2 bar to 6.5 bar. Find the change in volumetric efficiency if the exponent of expansion process changes from 1.55 to 1.72.

2 Answers  

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Which Property Shows Resistance to flow?

2 Answers   Bhel,

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Give five boiler mounting valves.

1 Answers   ABC Inc, Renault Nissan, RRB, Siemens,

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The old welding machines used electromagnetic winding to step up the current for welding rods. What is the new principle inside the welding machines?

4 Answers   Bharat Gears, Focus, Focus Energy,

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how to prepare welding procedure specification and pqr

0 Answers   Asmacs, JSIW Infrastructure,

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i am interested in refrigeration and air conditioning systems.please send me name of this type of company in baroda,gujarat.

0 Answers  

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Define Grashof number and its significance?

0 Answers   John Deere,

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