Answer Posted / sreenu
It is required to bring earh resistance to min. value
around 1-2 ohms for good earthing and the no.of earthings
to be done varies as per site conditions.
Is This Answer Correct ? | 7 Yes | 0 No |
Post New Answer View All Answers
any one guide me to reduce the power factor of diesel Generator from 0.97 Leg to 0.8 Leg.with out any change in my load.
what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors
What is meant by positive and negative feedback?
at work i have a genertor/alternater what is the easyest way to work out if it is dc or ac?
In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?
Why field rheostat is kept in minimum position while armature rheostat at maximum position?
how to erect roof control panel?
what is laser diodes?
Is a d.c.compound motor is use as a booster? how?
How npn and pnp transistor works
how to extend relay operating timing in 24V dc relay card (without using Timer )
what is differnce btwen lll and lllg faults
what is the saturation point of crgo lamination.
Explain few advantages of electric traction system?
WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB