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

For a transistor, current gain $(\beta)=50$. To change the collector current by $350 \mu \mathrm{~A}$, the base current should be changed by

A
$\left(\frac{50}{350}\right) \mu \mathrm{A}$
B
$(350-50) \mu \mathrm{A}$
C
$(350+50) \mu \mathrm{A}$
D
$\left(\frac{350}{50}\right) \mu \mathrm{A}$
2
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

When n-p-n junction transistor is used as an amplifier in common emitter mode,

A
the input impedance is high and the output impedance is low.
B
the base emitter junction is reverse biased.
C
input signal is applied between the base and emitter and output is obtained between collector and emitter.
D
the input voltage and output voltage are in phase.
3
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Assuming that junction diode is ideal, the current in arrangement shown in figure

MHT CET 2024 11th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 22 English

A
2 mA
B
20 mA
C
30 mA
D
10 mA
4
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

For the following digital logic circuit, the correct truth-table is

MHT CET 2024 11th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 23 English

A
Q
B
P
C
S
D
R
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