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external resistor is necessary to cause a 36 sec pulse at the output of 74121 monostable multivibrator when joined with a 2000 pF external capacitor?...
Which external resistor is necessary to cause a 36 μsec pulse at the output of 74121 monostable multivibrator when joined with a 2000 pF external capacitor?
100 K resistor
26 K resistor
16 K resistor
10.6 K resistor