A 555 operating as a monostable multivibrator has an R 1 of 220 k . De – McqOptions

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1.	A 555 operating as a monostable multivibrator has an R 1 of 220 k . Determine C 1 for a pulse width of 4 ms.
A.	0.017 F
B.	17 pF
C.	170 pF
D.	1,700 F
Answer» B. 17 pF

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