What materials are used for engine propeller?

0 Answers   RRB,

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What is the difference between 4 strok and 2 strock disel engine?

1 Answers   Bajaj,

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Respected Sir, Please send me the technical question paper of ONGC.I am in urgent need of it.

1 Answers   ONGC,

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1. What will happen if the armature rheostat is not in maximum position while starting the motor? 2. What will happen if the armature resistance is in minimum position and the eld resistance is in maximum position while starting the motor? 3. How do you reverse the direction of rotation of a DC motor? 4. If the armature connection and the eld connection both are reversed, does the direction of rotation of the motor reverse?

2 Answers  

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how to select speed of the spindle and work head for production jobs ( Internal grinding )

0 Answers  

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work done in throttling process is given by which formula?

1 Answers   Siemens,

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Explain about powder technology?

5 Answers  

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in project refinery oil (petroleum) , what type of pump is used?

1 Answers  

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How differential gear boxex work?

5 Answers  

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what is pulverisation

3 Answers   NHPC,

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Wasco Interview 1-the type of transducer that convert mechanical movement into a voltage 2-pump 2500 psi and 100 MG select it 3-modes of heat transfer 4-the difference bet PSIA and PSIG 5-the function of relief valve and no return valve (check valve ) 6-types of bearing general catogires 7-function of bearing 8-compressor surge 9-pump cavitation 10-define critical speed 11-compression ratio decease volumetric ratio ........... 12-using inter-cooling in multi stage compressors to ....... 13-using cascade system in refrigerator function ? 14-define performance and efficiency .

0 Answers  

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diffuser increases pressure but in turbine pressure is decreasing when steam passing through casing?

5 Answers   MAHINDRA, NTPC, Qatar Gas,

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