In a 11000/440 V transformer, when any one phase of 11 KV supply fails (ie., single phasing), what happens to the secondary voltage and why?3 14231
Why HT motor of 3.3 kw or 6.6 KV, one side foundation ( mostly non drive end ) keep insulated from ground ?2 2200
1KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason16 24429
what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.5 13670
why it is important to earth neutral of 3 phase transformer?9 11200
From, which load current range ( upper - lower limit current)can Air circuit breaker used for in electrical circuit.
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is there any chart showing the suitable cable size according to AMP and length ? for three phase motors
Why we cant store an ac power. If we coo store in which device we can?
what is vA rating and class of a ct.
The simple way of finding the leakage quantity and % in compressed air distribution system
How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?
What happen if 200 KVAR capacitor connected to power continuesly?
i have 90kw motor.so i choose connect cable .please what is parameter checked so please give to formula
1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve
what is d check in dg 1500kva
WHY MOSTLY Rph IS USED FOR CONTROL CIRCUITS AUX. SUPPLY ?
Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m
How to check the LM324 Ic
which is the best institute for PLC,SCADA,DCS in hyderabad