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A company intends to develop a device to show the high status power load for a household invertor…
A company intends to develop a device to show the high status power load for a household invertor depending on the criteria given below:
• If Air conditioner and Geyser are on
OR
• If Air conditioner is off, but Geyser and Refrigerator are on
OR
• If Geyser is off, but Air conditioner and Water purifier are on
OR
• When all are on
The inputs are:
(In all the above cases 1 indicates yes and 0 indicates no.)
Output : X [1 indicates high power, 0 indicates low power for all cases]
Draw the truth table for the inputs and outputs given above and write the SOP expression for $X(A,G,R,W)$.
| INPUTS | |
|---|---|
| A | Air conditioner is on |
| G | Geyser is on |
| R | Refrigerator is on |
| W | Water purifier is on |
Answer
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From ISC 2020 Computer Science Paper 1, question 6(a).
Check your working with the Boolean algebra solver: the steps law by law, the K-map and the logic circuit for any expression.