Q. Capacitor is used in tube circuit is __.

A
To improve the power factor
B
To improve the voltage
C
To safeguard the tube
D
To give the full light
Solution:

A tube light consists of a filament & a choke or inductor for the lightening purpose. This is due to the choke. An inductor does not allows sudden change in its current; so after some time it glows. So, a capacitor is connected in parallel with this circuit.

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