What is mean by R, Y, B, Bk in wiring???
Answer / mayank sharma
In wiring R, Y, B, Indicate Phase, & Bk indicates Neutral.
this is the standard coding of wiring used in three phase AC
Supply.
R, Y, B (Red,Yellow,Blue)- All indicates Phase wire
Bk (Black)- For Neutral wire
Is This Answer Correct ? | 7 Yes | 0 No |
Dear All,I have RRB exam on 19th dec Plz send me the Last 5 years RRB Q&A of Electronics & communication Dept to mail id sham28sharieff@gmail.com.. please frnds if u do have the Q&A.. Plz send it..
i need some questions and answers of them for the prepration of all compnies
why we use external oscillator in 8051 microcontroller ??
Why RX LEVEL is Negative in GSM????
What are the main purposes for which a common-collector amplifier may be used?
What are the different ways to check LED light/bulb?
send me test pattern of nsn?
How can you derive a composite matrix for reflecting an object in 3D about any arbitrary plane characterised by normal vector N?
Explain what does the arrow head represent in the schematic symbol of a p-n junction?
Derive the expressions for average output voltage and rms output voltage of 1φ semi converter?
who is my first teacher?
what is meant by frequency translation?