What is the Surge suppresor?
Why using in a UDB's and How it works?
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In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc
why induction motor takes high current?
Moving Iron instruments are applicable with a) DC only b) AC only c) DC & AC
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what is voltage
IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.
why we are maintain phase to phase clearence
3 ph motor connected in star delta starter. when we start the motor it run in star but when in is going in delta it trips the main incoming supply. why?
What is the minimum permissive IR value for LT & HT motor for safe starting?
why in generating station generation voltage is 11 kv
when the supply of MSEB is cut off & all the load of the industry is driven on generator at that time the capacitor which is connected in industry for power factor control is switched off why?
What is lc oscillator?
how to check dc current,how to fix ammeter in dc line