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Electronics - Flip-Flops and Timers

Exercise : Flip-Flops and Timers - General Questions
6.
One example of the use of an S-R flip-flop is as a(n):
transition pulse generator
astable oscillator
racer
switch debouncer
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
If both inputs of an S-R NAND latch are LOW, what will happen to the output?
The output would become unpredictable.
The output will toggle.
The output will reset.
No change will occur in the output.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
The equation for the output frequency of a 555 timer operating in the astable mode is: mcq24_1009_1.gif.
What value of C1 will be required if R1 = 1 komega.gif, R2 = 1 komega.gif, and f = 1 kHz?
0.33 mu.gifF
0.48 mu.gifF
480 mu.gifF
33 nF
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
An astable multivibrator is a circuit that:
has two stable states
is free-running
produces a continuous output signal
is free-running and produces a continuous output signal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
What is another name for a one-shot?
monostable
bistable
astable
tristable
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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