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A fused bulb does not light up asno current passes through its filament. by j.gayathri

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15y ago

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Why toothpick can't let the bulb light up?

Because the bulb fused or toothpick is not the good conductor of eletricity.


Why doesn't a bulb light up when it is fused?

Either the bulb gets blown itself or the tungsten wire melts and opens the circuit, causing the light bulb to fuse.


How do you know a light bulb is fused or blown?

When a bulb is brown the whole bulb would be shaded brown and would be the same shade all over. When a bulb has blown or fused then firstly part of the bulb would be brown the rest of the bulb would be the original colour. Secondly the the internal element that looks like a spring will have broken and roll around inside the bulb.


Can electricity still pass through a bulb which has fused?

If the bulb lights up then electricity is passing through the bulb. If the bulb doesn't light up then electricity is not passing through.


Why does a fused bulb not glow?

A fused bulb does not glow because the filament of a fused bulb is broken. Since current can't flow through the filament, it can't get hot enough to glow.


What do you mean by fused bulb?

A fused bulb refers to a light bulb that has burned out and is no longer functioning due to a break in the filament or an internal failure. When a bulb fuses, it typically results in a blackened or cloudy appearance inside the glass, indicating that the electrical circuit has been interrupted. Fused bulbs need to be replaced to restore lighting functionality.


The speedometer and rpm gauge do not light up at night on my 1995 vw jetta III gl. is this a bulb problem i already tried the fuse approach...?

definetly a globe fused


What elements light up a light bulb?

argon is an element that make up a light bulb


Does a fused bulb allow electricity to pass through?

No, a fused bulb does not allow electricity to pass through. When a bulb is fused, it means that the filament inside the bulb has broken, interrupting the flow of electricity and causing the bulb to stop working.


What is the coating inside a regular incandescent light bulb?

The coating inside a regular incandescent light bulb is made of tungsten. This coating is what emits light when an electric current passes through it, heating up the tungsten filament to produce light.


What elementes make up a light bulb?

argon is an element that make up a light bulb


Why a bulb gets fused?

A bulb may get fused due to a variety of reasons such as power surges, old age, manufacturing defects, or improper handling. When the filament inside the bulb breaks or the connection is disrupted, the bulb will no longer function.