WhY PF low at Time of PT Missing in HT Meter

2 Answers   HCL,

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will we have to design the UPS differently for both i.e. if we want to connect the two batteries in parallel and/or we want to connect the two batteries in series ?

4 Answers  

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difference between temperature sensor and temperature switch

3 Answers   ABB,

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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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how are reversing the direction of rotation of dc motor

0 Answers  

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WHY THE SYNCHRORONOUS MOTOR IS NOT SELF STARTING, AND WHY THE STATOR AND ROTOR IS COUPLED?

3 Answers   Essar, GCUF,

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What are the questions asked in PRDC pool campus test?(bangalore)

1 Answers   PRDC,

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

1 Answers  

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Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?

0 Answers  

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what is the use of vcb & isolator in substation?

0 Answers  

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what will happen if we use earthing inplace of neutral for domestic energy meter

5 Answers   Polyplex Corporation Limited,

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I have 380.KVA DG set how to Calculate the units from DG.

2 Answers   Ozone Pharma, Sperry Plast Limited, Sterling,

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