1.

What is the speed of tape in tape recorder?

A. 5 सेमी/सेकेण्ड
B. 3.75सेमी/सेकेण्ड
C. 10 सेमी/सेकेण्ड
D. 4.76 सेमी/सेकेण्ड
Answer» E.


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