1
MHT CET 2026 11th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
In energy band diagram of insulators, a band gap and the conduction band is respectively
A
very high, empty
B
very low, empty
C
very high, completely filed
D
very low, partially filled
2
MHT CET 2026 11th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
What does the following combination of gates produce?
MHT CET 2026 11th April Morning Shift Physics - Semiconductor Devices and Logic Gates Question 3 English
A
NAND gate
B
NOR gate
C
XOR gate
D
AND gate
3
MHT CET 2026 11th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
In common emitter transistor amplifier, the output resistance is $500$ k$\Omega$ and the current gain $\beta = 50$. If power gain of amplifier is $5 \times 10^6$, what is the input resistance?
A
$325 \Omega$
B
$150 \Omega$
C
$350 \Omega$
D
$250 \Omega$
4
MHT CET 2026 11th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
When the conductivity of a semiconductor is only due to breaking of covalent bonds, the semiconductor is called
A
extrinsic.
B
intrinsic.
C
p-type.
D
n-type.

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