आवृत्ति का मात्रक है। – McqOptions

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1.	आवृत्ति का मात्रक है।
A.	कंपन/मीटर
B.	आर्मस्ट्रोंग
C.	हर्ट्ज़
D.	दूरी/सेकंड
Answer» D. दूरी/सेकंड

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