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what happens when we give supply to the secondary of a transformer ?? for example 415v(pri)/110v(sec)
2 5659how to estimate the breaker capacity of breaker,please give the one example( 6.6 kv breaker,800a)?????
2 5519How to calculate the current of Highpressure Mercury Vapour Lamp?what is the basis?whether we have to consider power factor or not?
2153how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?
2 6035Post New Electrical Engineering Questions
What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?
why electronic instruments is more favorable than electrical?
A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?
An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm
What is the formuala to calculate the rating of motor protection circuit breaker
How to Prepare preventive maintenance shedule of machine tool.
HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?
In parallel operation time both NGR’s close or not close if both close what will happen
WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??
What is frantic effect?
WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT
percetans
if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)
how the phase convertor changes the no. of phases
a governer in an Ic engine controls the
