what is merz price protection

5 Answers   NHPC,

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A charge of 240 C is transferred in 2 minutes. The current flowing is:(a) 480A(b) 120A(c) 2A(d) 8A

2 Answers  

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What are the advantages of speed control using thyristor?

0 Answers  

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what is harmonics?

1 Answers   powercom,

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what is the internal fuction of a ceiling fan?

2 Answers  

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If we feed 230V ac supply to a full wave rectifare, what & how much will be the out put voltage?

3 Answers  

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why the earth pin is thicker than other pins in a plug? If it is for reducing resistance, then why the copper earth wire is not so thick as earth pin of socket?

5 Answers   Omax,

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how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)

0 Answers  

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specify the inbuilt protections in DG

0 Answers  

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A copper wire of length l and diameter d has potential difference V applied at its two ends. The drift velocity is vd. If the diameter of wire is made d/3, then drift velocity becomes

1 Answers  

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Give the selection criteria of a 3 Phase transformer for industrial purposes ?

5 Answers   NDDB, TATA,

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In case you don't have coal and salt for earthing, how can you achieve good temporary earthing?

1 Answers   Focus Energy, NHPC, ONGC,

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