To have variable speeds we use
a. Induction motor
b. Traction motor
c. Shunt motor
why only 11kv level is used for transmission purpose? why not 230v?
Why use the VCB at High Transmission System ? Why can't use ACB? Pls explain the ans.
What shall be minimum thickness of firewall in between two transformers and which code specifies it ?
if HT side voltage is high current is low . and LT side voltage is low current is high please explian.
why current is denoted by I
what is gapless metal oxide techniques?
what is an S.C.R. and how do they work?
what is the Knee point Voltage?
Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).
what is RFID? thire application;
why the starting torque is high in dc series motor..
in shunt clippers why a resistor is used in sereis with the input
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