Piezoelectric materials serve as a source of:- A. Microwaves B. Ultrasonic waves C. Musical waves D. Resonant waves

3 Answers  

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What is the resistance of the field winding of a d.c. Shunt generator kept low?

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please send me privious exam's queation papers of section engineer(electrical).

0 Answers   RRB,

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Logic using 1 kV or 1,1 kV grade in house wiring Low voltage cable. Explain/suggest? some use 1kV and some prefer 1.1kV grade insulation low voltage cable why??

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To attain a powerfactor more than .95, how much kvr should we use for 100 HP of current

4 Answers   Bhel, Scooters India,

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A resistor,inductor and capacitor are connected in series respectively.Voltage across resistor is 40v,across inductor is 70v,across capacitor is 100v.Then what is the total voltage applied across the elements?

5 Answers  

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On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?

0 Answers   Kwekwe Polytechnic,

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What is a signal flow graph?

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how to reduce the initial starting amps which is equal to the running load amps

3 Answers  

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what is capacitor voltage transformer?? how it is different from potential transformer?

0 Answers   NHPC,

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good morning sir, can u please tell me what type of questions asked in jindal so i can do my best in exam.

3 Answers  

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Enlists the applications of sampled data systems?

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