Sir I want questions for rrb sec technician gr III
(electrical)
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What is the feedback in the control system?
Generally in d.c. circuits the direction of current is from possitive to negative.In a.c.circuits what is the direction fo current flow
what is the function of Droop CT and where it is used?
Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?
Why HT 11 KV Slipring Motors are connected in star ?
what is the difference between switch yard to residential area.and how much required it.
how we calculate the short circuit capacity of the busbar in LV & HT?
why plc need seprate earthing?
why do star-delta connection ? why do not connect any circuit direct connection ?
how to calculate 3 phase clearance in Tower line , 33& 11 KV Line and LT Line.
Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter
how calculated Transformer losses.
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