Digital Electronics - Multivibrators and 555 Timer
Exercise :: Multivibrators and 555 Timer - General Questions
31.
A 0.3-
Answer: Option B
Explanation:
32.
Is the circuit given below an astable multivibrator or a monostable multivibrator?
Answer: Option A
Explanation:
33.
Which of the following is NOT a characteristic of a retriggerable monostable multivibrator?
A. It is a dual multivibrator. B. It has an active-HIGH reset, which terminates all timing functions. C. It has no internal timing resistor. D. none of the above
Answer: Option B
Explanation:
34.
What is the output pulse width of the waveform at the output of the circuit in the given figure?
A. 1.65 ms B. 18.2 ms C. 4.98 ms D. 54.6 ms
Answer: Option B
Explanation:
35.
The pulse width out of a one-shot multivibrator increases when the:
A. supply voltage increases B. timing resistor decreases C. UTP decreases D. timing capacitance increases
Answer: Option A
Explanation:
F capacitor has an initial charge of 2.7 V. If it is discharged through a 10-k
resistor for 6.5 ms, how much voltage will be left across the capacitor?