1
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The resultant gate and its Boolean expression in the given circuit is

MHT CET 2021 23th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 10 English

A
NOR, $$\overline{\mathrm{A}+\mathrm{B}}$$
B
AND, A , B
C
OR, A+B
D
NAND, $$\mathrm{\overline{A \cdot B}}$$
2
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What are the values of the currents flowing in each of the following diode circuits $$\mathrm{X}$$ and $$\mathrm{Y}$$ respectively? (Assume that the diodes are ideal)

MHT CET 2021 23th September Morning Shift Physics - Semiconductor Devices and Logic Gates Question 11 English

A
1 A, 2 A
B
2 A, 1 A
C
4 A, 2 A
D
2 A, 4 A
3
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

In common emitter amplifier, a change of 0.2 mA in the base current causes a change of 5 mA in the collector current. If input resistance is 2 k$$\Omega$$ and voltage gain is 75, the load resistance used in the circuit is

A
8 k$$\Omega$$
B
4 k$$\Omega$$
C
12 k$$\Omega$$
D
6 k$$\Omega$$
4
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following gates will give an output '1' for the given inputs?

MHT CET 2021 22th September Evening Shift Physics - Semiconductor Devices and Logic Gates Question 15 English

A
II and III
B
I and IV
C
I and III
D
II and IV
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