why the color of tube light is white?
Answers were Sorted based on User's Feedback
Answer / hiralal
the inner surface of tube light is polished by murcury
powder of white color
| Is This Answer Correct ? | 40 Yes | 9 No |
Answer / sangeetha
The tubelight appears white because it relects all the
colors(VIBGYOR).
| Is This Answer Correct ? | 21 Yes | 4 No |
Answer / gagandeep singh
IN COLOR PICTURE TUBE THERE IS COATING OF RED,GREEN& BLUE
PHOSPHOR WHEN LIGHT FALL ON THIS COATING DEPENDING UPON THE
INFORMATION IT MAKE COLOR COMBINATION.IF IT ILLUMINATE
THERE COLOR SIMULTANOSLY THEN IT IS WHITE COLOR
| Is This Answer Correct ? | 7 Yes | 3 No |
Answer / rajnish
A fluorescent lamp or fluorescent tube is a gas-discharge
lamp that uses electricity to excite mercury vapor. The
excited mercury atoms produce short-wave ultraviolet light
that then causes a phosphor to fluoresce, producing visible
light
| Is This Answer Correct ? | 3 Yes | 0 No |
Answer / vinod rana
inner side of tube is coated with white murcury power so it
display white light
| Is This Answer Correct ? | 1 Yes | 0 No |
write a C programme to print all the strong numbers below 10000..
what is fili flop ?
what is the working of silicon controlled resistor
What is meant by high impedance state in digital electronics?
2 Answers Dynamic Engineering, Ericsson,
HI FRDS AM saranya i did BE (2009 PASSOUT)I PLAN TO DO DOTNET. CAN ANYBODY TELL ME WHICH TRINEE CENTRE WILL BE BEST FOR DOTNET WITH PLACEMENTS
how works an op-amp
Explain Power Control.
Explain what is associate law?
What is the power capacity of nuclear power plant used in nuclear submarrine?
HOW TO CHANGE SCHEDULING ALGORITHM OF A LINUX KERNEL THREAD DYNAMICALLY
1 Answers Anna University, Wipro,
Sir, I hav applied for the post of sec. engg in RRB in telecom-sigal domain. Can u suggest hows the question pattern. Do I hav 2 follow technical books or general aptitude books ?
please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI}}} TECHNICAL question papers TO MY EMAIL ID megalasri@gmail.com I AM BE APPEARING STUDENT CAN I FILL THE FORM OF SECTION ENGG i have to face written test of rrb for the post of J.E (signal), so please send me the old/model question papers for this post to my e-mail ? electronics).for tecnical test question which book is preferred. Railway recruitment board (Changighar examination 2006 & 2005&2004 question papers. Wtion to Your Friend] RRB examination.so which book I have to refer?
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)