What is coefficient of contraction?

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What is the coefficient expansion of transformer oil?

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My interview is on 21/09/07.Kindly send me the Questions and answers on 1)Inspection and testing of pumps & compressor, 2)Piping 3) HVAC

2 Answers  

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why alchohol cant be used as a fuel in diesel engne?

7 Answers   Bhel,

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We have 6-axis wotan horizontal milling & boring machine. Linear axis- x,y,z,w & U. Rotary table B Axis Z,U & W axis are parallel. Z is tool axis. X is cross slide. We wish to retrofit the machine.Which control I should select & also suggest How many axis simutaneous control for linear & circular interpolation.

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How hydrulic power stearin @ lutch works plz explain?

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How do you repair a hydraulic jack?

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Tell Me what is the Requirement of Cooling of Hydrulic Oil in Hydraulic system

3 Answers  

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1draw a convergent uniform and divergent circular pipe and draw hydraulic gradient line and total energy line.

0 Answers   NTPC,

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how to guess size of hole according to size of bolt,say M12?

3 Answers  

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Why required STORE to Factory?

2 Answers  

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How to design HVAC and ECM ?

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