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Semiconductor Electronic: Material, Devices And Simple Circuits — Physics STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 SciencePhysicsSemiconductor Electronic: Material, Devices And Simple Circuits3 Marks
Question
You are given a circuit below. Write its truth table. Hence, identify the logic operation carried out by this circuit. Draw the logic symbol of the gate it corresponds to.

✓

Answer

AB$\text{X} =\overline{\text{A}}$$\text{Y} = \overline{\text{B}}$$\text{Z}=\overline{\bar{\text{A}}+\bar{\text{B}}}=\text{A}\cdot\text{B}$
00111
01100
10010
11000

Logic operation is AND or (A.B)

Logic Symbol

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