what is meant by parallax error

1 Answers   GIITS,

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fan having rotational motion why

0 Answers   TATA, Tata Steel Limited, Telco,

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What are examples of mechanisms?

0 Answers  

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what is bms system and how to work it

0 Answers  

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What is the function of space heaters for motors?

2 Answers   RRB,

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can a right hand nut be tightened on a right hand bolt?

4 Answers  

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What happen when the expansion valve is excessively open?

0 Answers   RRB,

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Which of the following pairs is correct ?

0 Answers   RRB,

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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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what is the meaning of mumber ,which is given on bearing

1 Answers  

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How does an equal-arm balance work?

0 Answers  

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Explain the otto cycle in brief.

0 Answers  

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