Answer / aymaan

the effect of armature reaction in leading pf case is
magnetising ie to assist the main flux hence as the total
flux increases so the emf also increases

Answer / ajit

in leading power factor ckt is capacitive&there is less
voltage in capacitive circuit ,so voltage rises

while selecting transformers for 33 kva feeder normally we ask for 33/433 kv why not 33/415

1 Answers  

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6 Answers  

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HRC fuse provide best protection against

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why always electric field is linked with magnetic field???

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2 Answers  

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why induction motor having low power factor at starting time and high at full load.

6 Answers   BARC, HPB,

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What is the difference between relays and contactor construction wise?

0 Answers  

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