an electric bulb is connected on a holder. one end of the wire
is connected to the phase and the remaining one connected to
earth instead of neutral. the bulb will glow or not? if yes
then what is the need of neutral?
Answer Posted / deepak
The need of Neutral: It gives assurance of reliable
centralised earthing as your home may or may not have
reliable earthing.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
whats the existence of reactive power and when it arises?
What is the feedback in the control system?
where solid grounding and where grounding through ngr done and why?
what is RFCT and Insulgard Relay & It's function?
what is the VA(Volt-amphere)? define with calculation?
how can we make cable shedule for controll wiring ? which details must be required for it.?
what is interfacing in computer studies?
List examples of voltage source?
What is the theoretical reason for the size of a zig zag grounding transformer to be 1.732 times less than that of a wye-delta grounding transformer used for the same application?
how much winding resistance of 0.75kw to 12.5kw 3ph sqwiralcage induction motor?
WHAT IS MEANING OF Gg & Gg IN hrc FUSE
What is the function of RCBO? What are the different sensitivity ratings & each application?
I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?
Can XLPE/SWB/PVC (P3) 7C X 2.5mm2 be replaced by Can XLPE/SWB/PVC (P2) 7C X 2.5mm2??? P3 vs P2
from which subjects most of the technical que will b asked for hpcl(electrical).pls help me