समान ताप पर ध्वनि की चाल अध� – McqOptions

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1.	समान ताप पर ध्वनि की चाल अधिकतम होगी -
A.	H2 गैस में
B.	N2 में
C.	O2 में
D.	उपरोक्त सभी गैसों में बराबर
Answer» B. N2 में

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