Critical speed of turbine means the natural frequency and resonance frequency are matching and cause for vibration and noise. which is the natural frequency. how it reflect in vibration.

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what is thermodynmaics

11 Answers  

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What is the critical temperature of a refrigerant ?

0 Answers  

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What do you treat in high alkalinity of boiler water?

0 Answers   ABC Inc, RRB, Siemens,

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Hey guys anyone plzzz tell me the syllabus for Vizag Steel Plant (IT & Mechanical Streams)........ And Aslo plzz send the materials or previous papers of vizag Steel Plant Management Trainees for both IT & Mechanical Streams......... plzzzzzzz......... Plzzzzzzz

0 Answers  

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what is presure?

5 Answers   IGCAR,

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How many type's of bearings.

11 Answers   HEG,

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Which one has higher efficiency - Diesel Engine or Petrol Engine?

0 Answers   HPCL,

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What is the cause of AHU motor V-Belt wornout

1 Answers  

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What are the typical indicator diagrams?

0 Answers  

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how determine the capacity of refrigeration system? how we use condenser coils, compressor, capillarity,compressor

1 Answers   AirTech,

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Crankcase oil mist detector

0 Answers   RRB,

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