जब लाल, नीले तथा हरे प्रकाश – McqOptions

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1.	जब लाल, नीले तथा हरे प्रकाश का पुंज एक स्थान पर पड़ता है तब प्रकाश का रंग हो जाता है -
A.	सफेद
B.	पीला
C.	बैंगनी
D.	लाल
Answer» B. पीला

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