can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.

0 Answers  

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How we can differniate the overhead lines feeded by hydro power stations & thermal power stations

1 Answers  

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Why there is no provision of breaker in between primary of UAT and generator

1 Answers  

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one hp 3phase motor what generate power factor

1 Answers  

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For these 2 devices what their power ratings are ? 1) single phase : AC 220V & starting amps 3Amps (i.e. starting torque) and the stabilized amps 2A ... For deep freezer 2) single phase : AC 220V & starting amps 2.7Amps (i.e. including the starting torque of a CRT monitor) and the stabilized amps 1 Amps thanks

1 Answers  

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why 30kva ups buzzing(hamming) sound?

2 Answers   Madhya Pradesh Electricity Board MPEB,

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How much the fault level of 11 k.v.,22 k.v., 33 k.v. (in Maharashtra- M.S.E.D.C.L) for calculation of short circuit current & selection of h.t.cable.

1 Answers  

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what is the meaning of knee point in current transformer and how to calculate?

2 Answers  

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How can claculate to attain the desired PF in the line ( HOW Much KVAR is required ) Pls Give the formula?

2 Answers  

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how a synchronous motor is used as a resistor,capacitor and an inductor?

3 Answers   Technocon Services,

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why current flows from +ve to -ve terminal

7 Answers  

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what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?

0 Answers  

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