what is the difference between directional & non directional earth fault with example please explain.
1810How to calculate pitch, gauge of winding wire, and No. of turns for 30HP, 3 phase, 4 poles 50Hz, 380V induction motors
18881,Building containing 25 flats how much Amp 3 pole MCCB are required? 2, For the safey of each flat how many Amp RCCB can install -loaded with A/C
L&T,
1 3004If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?
1392Post New Electrical Engineering Questions
Distribution transformer we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral,we can not connect separate body earthing pit to other earthing pit but we do metal glanding in secondary side cable termination in both side, transformer and PCC panel (LT Panel), is this safe for transformer and other equipment?
Iin ESP why positive is grounded ? why not negative ?
comparision between ACB and VCB
how to calculate cable size in diffrent loads?
What is lighting kitts.
What are the main significances of root locus?
What's the difference between non break power supply and non break non short break power supply
What is the working mechanism of OLTC in Power Transformers????
What are the function of different components of servo motor?
What is the formula to find out two phase active & reactive power
How can we find out LT UG cable fault (size,from-4*25mm sqr to 4*300mm sqr)? How mani types UG cable faults?
Why the efficiency of generator is more than motor in swinburne's test
Is a direct shorth ciruit on a branch MCCB in a Low Voltage Switchboard a correct means of tesing the performance for discrimination?
Why the output of OP-AMP is always less than Vcc?
what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send