1.

An RC circuit used in a nonretriggerable 74121 one-shot has an Rof 49 k and a C of 0.2 F. The pulse width (t) is approximately ________.

A. 6.9
B. s
C. 6.9 ms
D. 69 ms
E. 690 ms
Answer» C. 6.9 ms


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