Discussion :: Physics
- The purpose of choke in a fluorescent lamp is :
|
A.
To increase the current flow |
|
B.
To decrease the current flow |
|
C.
To decrease the resistance |
|
D.
Ro decrease the voltage momentarily |
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Answer : Option B
Explanation :
The choke primarily serves to limit current flow to the correct level for the tube. It also can be used during startup to provide an inductive ‘kick’ forming a momentary higher-voltage pulse to start the lamp.
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