Answer / tharanidharan a

LONG CYLINDRICAL NARROW GLASS TUBE CONSIST OF INERT GAS(ARGON)AND ARE COATED WITH PHOSPHORUS AND ELECTRODES ARE PLACED AT BOTH THE ENDS.

ELECTRODES ARE USED TO PRODUCE PREHEAT WHERE ELECTRONS STARTS TO MOVE AND COLLIDE WITH MERCURY(TRACED WITH ARGON GAS)WHICH PRODUCES UV RAY WHICH IS INVISIBLE TO SEE. SO THE PHOSPHOROUS IS USED TO MAKE THE INVISIBLE UV TO VISIBLE.

PRINCIPLE BEHIND IS TO CONVERT ELECTRICAL ENERGY TO LIGHT ENERGY.

Answer / senthil

electrical energy is converted by light energy

What is meant by Low Resistance Cable and High Resistance Cable.

0 Answers  

---

why ac wave is sinusoidal not square or triangular wave what will be reason

1 Answers   ACPL,

---

A cotter joint is generally used to transmit

0 Answers   Caterpillar,

---

what is the purpose of taking HV test in LT panel.

1 Answers   PCE,

---

What is meant by cold loop test in instrument

0 Answers   Transnet,

---

Hello, im taking an introduction to PLC..and i'm having a hard time on creating a program for 2 lamps blinking alternately with this button characteristics: 1.) One push button (starts upon pressing) 2.) Same push button (when pressed again, will pause the system) 3.) Same push button (when pressed again, will continue the paused system) 4.) Same push button (when pressed within 2 seconds, will shut off the system) Pls..i know this is just a simple problem for you guys..

2 Answers  

---

2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........

0 Answers   SSC,

---

what is the term of desruptive voltage

5 Answers   Bhel, Energy Infratech,

---

One amps in HT is equal to how manys amps in LT

5 Answers  

---

why transmission voltages are in multiple of 11kv?

10 Answers  

---

what is droop control?

0 Answers   BARC,

---

1 ton AC takes how much current( starting & stable)

15 Answers  

---