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what type of relays used in transformers?24 57789
If single phase voltage level is 230V than why three phase voltage level is not 660V ?, but it is only 440V.16 68739
how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.33 141165
roles of owslaw explain?3 5034
if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .1 1732
if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .1389
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The power consumption, in case of centrifugal loads (like pump, fan, blower etc.), proportional to ____.2 19033
What happens if a +vely charged particle is placed in the centre of a room and assume that the north side wall is having magnetised with north polarity and south side wall is magnetised with south polarity. In which direction the particle will move5 5372
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ouestion for the post of section engineer1 3368
1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......5 26571
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