SCIENCE GK
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1. SODIUM IS EXTRACTED BY WHICH PROCESS
DOWNS PROCESS
2. MAGNESIUM IS EXTRACTED BY WHICH PROCESS
DOW PROCESS
3. INSTRUMENT USED TO CONVERT DC TO AC IS
OSCILLATOR
4. INSTRUMENT USED TO CONVERT AC TO DC IS
RECTIFIER
5. THE PHENOMENON OF LIGHT BEHIND THE RAINBOW IS KNOWN AS
DISPERSION
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