If we impress a dc voltage of 230 V on an unloaded 230 V, 50
Hz transformer it wi
A give high secondary voltage B burn out
C give secondary voltage as per K D none of
these
how is control wiring coding is done in a CRP panel ?
0 Answers Genus, Havells, Hindustan Power Projects,
Compare salient pole and Hndrical rotor machines.
On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?
0 Answers TNEB Tamil Nadu Electricity Board,
what is the effect come when i changed the alternator exciter field winding DC palority(+ve & -ve)which is coming from AVR.
A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03
WHAT IS THE FUNCTION OF RCCB
Why short ckt does not happen when solenoid coil connected to supply. as its a wire only.
what is excitation/
0 Answers ABB, Tata Steel Limited,
working principle a.v.r. ?
How will you Physically differentiate A.C and D.C motor?
Define corner frequency?
Any formula to calculate neutral current in 3 phase 4 wire system
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