Where there is voltage,there must be current.Is this right or wrong??10 4792
what is the function and use of oil filled cables specify its advantages and disadvantages7 18222
what is resistor9 4453
what is ground fault current? is there any current flow takes place through ground? is it possible? if it's possible whether it affect human beings on earth near the fault or not?2 3572
EARTH AND NEUTRAL ARE JOINTED OR NOT?7 6543
In neutral the current will flow or not?17 26382
why series motor cannot be started on no-load?6 18349
AT THE TIME OF INSTALLING THE POWER PLANT POWER IS TAKEN FROM NEARBY GRID AND GIVING THE SUPPLY TO THE GENERATOR WHICH ACTS AS MOTOR. WHAT IS THE NEED OF RUNNING THE GENERATOR AS MOTOR?6 3650
why ELCB can't work if N input of ELCB do not connect to ground?5 20077
what do you mean by plant earthing system.
i need the curve duty cycle and amper for (150 kva @50% dyty cycle) transformer turn ratio :19 and vin 400
We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.
Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.
WHAT IS counter flux IN CT?
what is mean by dry frequency
how are reversing the direction of dc motor
In Designing the rating & accessories of a MCCB how to choose the type of releases..means what is the basis for selecting, thermal magnetic, electromagnetic & microprocessr based releases
what is JE exam?
How to calculate VA rating for CT or PT or Control Transformer?
Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?
What is tan delta & PPM in transformer? and whats its IS value?
how can you calculate fault level ?
WHY IN AC DRIVES,INPUT PHASE CURRENT SHOW UNBALANCE?
full form of flry b