Electronics and Communication Engineering - Electronic Devices and Circuits

21.
Which multivibrator can be used as a clock timer?
Astable multivibrator
Bistable multivibrator
Any of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
T-flip-flop is commonly used as
a delay switch
a digital counter only
a digital counter and frequency divider
any of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
In the NMOS inverter
the driver and achieve load are enhancement type
the driver is enhancement type and load depletion type
both driver and load are depletion type
the driver and load are depletion type
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
For the switch circuit, taking open as 0 and closed as 1, the expression for the circuit is Y. Y is given by
A + (B + C) D
A + BC + D
A(BC + D)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
Assuming accumulator contain A 64 and the carry is set (1).What will register A and (CY) contain after RAR?
4 DH, 0
D 3H, 0
4 DH, 1
53 H, 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.