Answer / gulshan b

the conduction starts at 30 degreee .so scr will be trigged or fired at 120 degreee

write circuit diagram for a motor rotate in forward direction once it started and when pressed the same button it should rotate in anticlockwise.

0 Answers  

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how hydrogen or helium is a cooling agent for alternator./ generator of big size.

1 Answers  

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What is Auto Mains Failure Panel & Auto Synchronizing Panel

0 Answers  

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what are corona losses

3 Answers   Siemens,

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testing of transformer

1 Answers   Vijai Electricals,

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why we use bare wire in high tension power instead of using insulated wire?

2 Answers  

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what is the preventive @ predective maintenance

2 Answers  

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could mail me the question papers for the test.

1 Answers   ONGC,

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how is the leakage current flow only through guard wire (when guard wire is connected in the circuit)????

2 Answers  

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The screw thread commonly used for transmission of motion is one of the following types of threads

0 Answers   Caterpillar,

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What is the difference between ACB & MCCB?

7 Answers  

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In the Load Test of 3 Phase Squirrel Cage Induction Motor, 2 wattmeters are used. One of the wattmeter deflects in negative diretion during no load. Why?

1 Answers   CAT,

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