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Digital Electronics
2000 Solved Problems in Digital Electronics
716 SOLVED PROBLEMS
Question: 9.43
Give an example of CMOS series numbering. ...
Verified Answer:
Question: 10.16
Convert the following decimal numbers to BCD and add them. Convert the result back to decimal to check your answer. (a) 52 + 63 (b) 78 + 69 ...
Verified Answer:
\begin{array}{l} \text{(a)}& 52 &=...
Question: 10.15
Convert the following decimal numbers to BCD and add them. Convert the result back to decimal to check your answer. (a) 8 + 7 (b) 9 + 9 ...
Verified Answer:
(a)
8=1000
+7=\underline...
Question: 10.30
How will you form a BCD adder using the integrated circuit 4-bit binary adders? ...
Verified Answer:
BCD adders can also be formed using the integrated...
Question: 10.29
Describe in details ‘look-ahead carry’. ...
Verified Answer:
One method of speeding up the addition process, by...
Question: 10.28
Describe a n-bit binary ripple-carry adder showing typical carry propagation delays. ...
Verified Answer:
The parallel adder performs additions at a relativ...
Question: 10.27
Implement a full-adder using Karnaugh maps. ...
Verified Answer:
Figure 10.17 shows an arrangement for adding two 4...
Question: 10.26
Describe serial addition. ...
Verified Answer:
In serial addition the two numbers are added one b...
Question: 10.25
With the help of a diagram describe a paralle-ladder using NAND gates. ...
Verified Answer:
Parallel addition of two numbers can be carried ou...
Question: 10.24
Compare and contrast parallel and serial adders. ...
Verified Answer:
Parallel adders require more circuits than serial ...
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