why, when birds sit on transmission lines or current wires doesn't get shock?

36 Answers   College School Exams Tests, Infosys,

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what happens when ac supply is given to D.C motor.

17 Answers  

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1)we have 1000 cfm Blower,Dia-1Mtr,Velocity of air 94 m/s 2)We have Natural Air velocity 94m/s 3If i Put Wind Mill in natural air ,speed is 94m/s Then it will generate Assume 100kw 4)If i put same wind mill across the Blower,air speed is same 94m/s now the Question is Will it generate 100 kw?

0 Answers  

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What is the diffrence between ofline ups and online ups?

3 Answers   Intel,

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what is the value of current and voltage that our body can resist ?

3 Answers  

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what is difference between speed mode and torque mode in motor?? explain in simple words please.

0 Answers   Toyota,

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Which lamp will fuse first(1)20(2)40(3)200 three lamps will fuse together

2 Answers   NTPC,

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why we are giving D.C. supply to field of an alternator, why can't we give the a.C. supply

12 Answers   APTransco, Proman,

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Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

0 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is onbserved the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

1 Answers  

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is it possible to run a dc motor on ac supply with good performance.....?

3 Answers  

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what are the types of Distribution transformer vector group please explain

7 Answers  

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