when the control mechanism is present for an ammeter(1-10A) and 1A current is apllied what will be the reading of the meter?

2 Answers   GATE,

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What is the effect if power factor is above 1 or unity.

15 Answers   NTS,

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1.Why hydrogen used for cooling in generators 2.Why electrical equipment protected by ground 3.Why earthing for transmission line 4.What is rms value of half wave rectified square wave. If Rms value of actual wave 2amps.

1 Answers   Power Grid,

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when current lags behind voltage how does it affect the circuit.In other words what is the significance of lagging current?

3 Answers  

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is it necessary for 200 kva transformer to have marshaling box and cu plate earthing for neutral

1 Answers   Blue Star,

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how we check vector group dyn7

1 Answers  

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1.What is the proper definition of power system stability? 2.some times a blue spark is visible in the secondary side of a distribution transformer at the contact position of bushings and fuse wire,why?

1 Answers  

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what are the differences between MCB and MCCB ?

19 Answers   Bhel, DLF, Omax,

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which inert gas is most apt to be used in a fluorescent lamp?? why ??

1 Answers  

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witch pump used in wtp

0 Answers   Dalkia,

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How to calculate the electrical load for a standard telecom BTS shelter and capacity of DG set required to cater to this load?

3 Answers   Bhel, INDUS, Indus Towers,

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Why does a TV set have two pin plug whereas the moniter of a computer has three pin plug? Isn't the earthing protection required for the TV set

2 Answers  

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