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

1. 

An RC circuit used in a nonretriggerable 74121 one-shot has an REXT of 49 komega (6) and a CEXT of 0.2 mu (4)F. The pulse width (tW) is approximately ________.
[A]. 6.9 mu (4) s
[B]. 6.9 ms
[C]. 69 ms
[D]. 690 ms

Answer: Option B

Explanation:

No answer description available for this question. 

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