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Electric Power Utilization Test Questions
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>> The inside wall of fluorescent tube is coated with
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CBSE MCQs
Q. The inside wall of fluorescent tube is coated with
a.
Sulphur powder
b.
Phosphor powder
c.
Sodium
d.
Krypton
ANSWER: Phosphor powder
Answer & Explanation
No explanation is available for this question!
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