What does Nominal size in a valve means like NG6,NG10 etc

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Is cnc operating experience is must for successful career in cad/cam?How to make salary jump in this field of cad/cam?

0 Answers   Bhel, TATA,

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Does the position of a chicken egg affect the amount of weight it can withstand?

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In a 4 cycle engine the intake valve begins to open at?

2 Answers  

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what is electronically operated pneumatic valves? give one example

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pls send me rechnical test paper of reliance with answers for last five years??

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What is injection tag?

1 Answers  

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In volute casing the discharge area is more. so as per bernoulli's principle the pressure must be reduces also from the basics, pressure = Force/Area. so pressure and area are inversily proportional. By considering these two basic rules pressure must be reduces. But in any centrifugal pump, the pressure is increasing. How the velocity is converted into pressure. In my view only head is increases but how the pressure increases?

2 Answers  

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How you are going to remove corruption?

17 Answers   TCS,

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What pressure is highest L.O. Gravity Head or S.W. of the stern tube circulation

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What is representative elementary volume?

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What type of pump is main L.O. pump?

1 Answers   RRB,

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