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1
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
2
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
3
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

For detecting light intensity we use

A
photodiode in reverse bias.
B
photodiode in forwarded bias.
C
LED in reverse bias.
D
LED in forward bias.
4
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the current in the following junction diode circuit?

MHT CET 2024 15th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 7 English

A
$10^{-1} \mathrm{~A}$
B
zero
C
$10^{-2} \mathrm{~A}$
D
$5 \times 10^{-3} \mathrm{~A}$
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