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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 | |