लैंप की बत्ती में तेल किसक� – McqOptions

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1.	लैंप की बत्ती में तेल किसके कारण ऊपर उठता है -
A.	दाब अंतर
B.	केशिकीय घटना
C.	ससंजक बल
D.	तेल की कम श्यानता
Answer» C. ससंजक बल

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