ongc recruitment sample paper for asst.technician technical

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If any machinery or trnsmission needs periodic and regular lubrication what is the best method to give?

0 Answers   Essar,

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What are the uses of windmill?

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What are the most immediate challenges of this position that need to be addressed in the first three months?

1 Answers   Petro Star Mount,

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What are the different types of brakes?

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At what principle Air Compressor Works?.. What are the rule governing air compressor operation:

2 Answers   DAE,

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What are the safety devices in generator.

13 Answers   ABB, Anand Group, ITC Infotech,

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Why boiler is purged everytime before starting firing of fuel ?

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what is advantage and disadvantage of forward curve and backward curve blade of an id fan impeller and FD fan impeller??

0 Answers  

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hi friends any body please help me i am going to write rrb examination for tecnical trade mech. pls tell me perfect authour name and publicataions for rrb objective type mech engg or any other options to prepare

2 Answers   IUAC, RRB,

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what is the minimum velocity of cooling water for maximum efficiency of condensor.

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Define a positive displacement pump?

0 Answers  

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