How to prevent back fire of boiler?

2 Answers   ABC Inc, RRB, Siemens,

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What is the reason of Poor pumping problem in pump?

1 Answers   GSFC,

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what is the difference between anf & centrifuge?

0 Answers  

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for -50 dec which grade steel can be used for ducting work?

0 Answers  

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how can we calculate boiler capacity?

4 Answers  

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What is the purpose of starting air?

0 Answers  

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what is the advantages and dis advantages of critical speed of turbine.

0 Answers   Essar,

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bearings types

5 Answers  

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which mechanism is used in automobile gearing system

9 Answers   Bosch, NTPC, TATA,

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what is the effect of rust on seetmatal

3 Answers   TATA,

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substance is flowing in a pipe of 200 mm inside cylinder diameter ot an average velocity of 3m/sec. At a given section of the pipe line the pressure is 1.5 MN/m² absolute. what is the flow work of 0.5 cubic meter, expressed in joules passing through section? (a)1J, (b)75000J, (c)90000J, (d)25000J

1 Answers  

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Name two vital conditions of a perfect gas.

0 Answers  

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