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

If the $\mathrm{p}-\mathrm{n}$ junction diode is unbiased,

A
n-type side has lower potential than p-type side.
B
n-type side has same potential as p-type side.
C
An electric field is established at the junction such that n side is at positive voltage relative to p -side.
D
The potential across the junction is such that p -side is at positive voltage relative to n-side
MHT CET Subjects
EXAM MAP