1
MHT CET 2024 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A p-n junction diode cannot be used

A
as a rectifier.
B
for converting light energy to electrical energy.
C
for getting light radiation.
D
for increasing the amplitude of an a.c. signal.
2
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In semiconductors at room temperature,

A
the valence band is completely filled and the conduction band partially filled.
B
the valence band is completely filled.
C
the conduction band is completely filled.
D
the valence band is partially empty and the conduction band partially filled.
3
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In the given circuit, Zener breakdown voltage is 8 V . If power of Zener diode is 1.6 W . The value of $R$ is

MHT CET 2024 10th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 32 English

A
2 $\Omega$
B
4 $\Omega$
C
6 $\Omega$
D
10 $\Omega$
4
MHT CET 2024 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The logic gate represented by following logic circuit is

MHT CET 2024 10th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 29 English

A
OR gate
B
AND gate
C
NOR gate
D
X-OR gate
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