Answer / sachin

As per our system, Vtg between two phases is 415V.so bulb
glows brightly for sometimes after that it may be blow-out
due to high vtg.
The reason, bulbs are specially designed for 230V AC.

Answer / raja

if the frequency between the two phases are differ then
the bulb is blinking according to frequency difference(f1-
f2)

Answer / mahavir jagdev

Actuallt it has multiple answers as the bulb and the voltage supply specifications are not given

I am assuming it to be a normal domestic bulb of 220 volts connected to a 415 v delta supply. The phase to phase voltage is 415v and the bulb will blast.

Answer / kuldeep

as given above answer the bulb is blast

Answer / tstar

If it is like delta connected for line to line and no neutral then, one side of delta connected bulb will glow brighter,the other two sides will go dimmer, probably one side of it won't glow.

Answer / robin

Nothing would happen if there

How to calculate cable sizing

5 Answers  

In IDMT RELAY the term minimum (M) indicates what?

7 Answers  

How can we have to decided motor connection as a STAR-DELTA or DELTA-STAR?

3 Answers   IOCL, Jindal,

What is the basis for framing the rules of block diagram reduction technique?

0 Answers  

tan delta equation test on alternators

0 Answers  

how to calculate current in HT side when we having LT current

2 Answers  

how to commissioning the genset with amf panel?

0 Answers   Cummins,

As per is what is distance between two chemical type earth pit

2 Answers   DAR, Dr Reddys,

what is the difference between old fan regulator and new fan regulator

1 Answers  

We have energy meter of ct ratio 200/5amp and installed cut having ct ratio 100/5 amp what is final MF?

2 Answers  

1. what is usage for power factor in industries?? 2.why we need to monitor power factor??

4 Answers   Havells,

short notes on npn & pnp transisitor..........

5 Answers