घर में हानिकारक विकिरण का � – McqOptions

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1.	घर में हानिकारक विकिरण का सबसे बड़ा स्त्रोत है -
A.	फैन
B.	हीटर
C.	रंगीन टीवी
D.	ट्यूब रोशनी
Answer» D. ट्यूब रोशनी

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