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1
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The Boolean expression for the given combination of logic gates is

MHT CET 2024 16th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 2 English

A
$\mathrm{Y}=(\overline{\mathrm{A}} \cdot \mathrm{B})+\mathrm{C}$
B
$\mathrm{Y}=(\overline{\mathrm{A}}+\mathrm{B}) \cdot \mathrm{C}$
C
$\mathrm{Y}=\overline{\mathrm{A}}+(\mathrm{B} \cdot \mathrm{C})$
D
$\mathrm{Y}=\overline{\mathrm{A}} \cdot(\mathrm{B}+\mathrm{C})$
2
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

When a small amount of impurity atoms are added to semiconductor, then generally its resistivity

A
may increase or decrease depending upon the percentage of doping.
B
increases.
C
decreases.
D
does not change.
3
MHT CET 2024 16th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The input signal given to C.E. amplifier having a voltage gain of 126 is $V_i=2 \cos \left(12 t+\frac{\pi}{3}\right)$. The corresponding output signal will be

A
$252 \cos \left(12 t+\frac{4 \pi}{3}\right)$
B
$252 \cos \left(12 \mathrm{t}+\frac{\pi}{3}\right)$
C
$63 \cos \left(12 t+\frac{2 \pi}{3}\right)$
D
$2 \cos \left(12 t+\frac{5 \pi}{3}\right)$
4
MHT CET 2024 16th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The truth table of the following circuit is

MHT CET 2024 16th May Morning Shift Physics - Semiconductor Devices and Logic Gates Question 4 English

A
A B Y
0 0 1
0 1 1
1 0 1
1 1 0
B
A B Y
0 0 0
0 1 0
1 0 1
1 1 1
C
A B Y
0 0 0
0 1 1
1 0 1
1 1 1
D
A B Y
0 0 0
0 1 1
1 0 0
1 1 1
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