Why is air removed from the electric lamps ?
Answer / guest
Air is removed from the lamp, otherwise the filament will be
oxidized due to the oxygen present in the air.
| Is This Answer Correct ? | 2 Yes | 0 No |
What is the chemical formula of alum?
What is Acidity of a base ?
What is photoelectric colorimeter?
Write the structural formula for edta.
What is dextro-rotatory and levo-rotatory?
what is the valence of nitrogen?
How is water purified on large scale, for drinking ?
Explain the Properties of Gases ?
Why does the snow on the mountains not melt all at once, not changed into water very slowly?
in Einstein's mass energy relation e=mc2 for what is c used or why is light required for reactions. Because the reactions are with help of neutrons
Why is it dangerous to have a coal fire burning with doors and windows closed ?
Which gas is used in refrigeration plants ?