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Q: Why is an electric bulb evacuated?
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Related questions

Is a light bulb evacuated?

Yes, the inside of a light bulb is a partial vacuum.


What did Joseph swan make the light bulb out of?

He made it out of carbonized paper filaments in an evacuated glass bulb.


What is a electric bulb in short?

a bulb is light bulb


Why is the bulb evacuated?

If they were not evacuated of all outside air, the filament will burn up in seconds because the air Will cause Resistance, thus the filament will burn brighter and brigther tyring to burn off the air until it opens. (blown bulb)...


Any three parts of an electric bulb?

Three parts of an electric bulb might include the filament, the actual bulb, and the base.


Which came first the telephone or the electric light bulb?

The electric light bulb came first but was patented later that the telephone was.


What produces light in an electric bulb?

It depends on the type of bulb.


When did the bulb completed?

The electric light bulb was invented in 1879.


Why a lighted electric bulb connected to the main should not be touched?

do not touch alighted electric bulb conncted to the main


What does electric light bulb look like?

it look's like a mini light bulb and you usally use them in an electric circuit


Who mentioned the electric bulb?

By whatever do you mean? I mentioned an electric bulb the other day when mine went out. Shoot, you just mentioned it in your Question. Though Thomas Edison built the first working electric light bulb.


How invented the electric bulb?

edi