1
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
In the circuit shown in the figure, the input voltage Vi is 20 V, VBE = 0 and VCE = 0. The values of IB , IC and $$\beta $$ are given by NEET 2018 Physics - Semiconductor Electronics Question 30 English
A
IB = 40 $$\mu $$A, IC = 10 mA, $$\beta $$ = 250
B
IB = 25 $$\mu $$A, IC = 5 mA, $$\beta $$ = 200
C
IB = 20 $$\mu $$A, IC = 5 mA, $$\beta $$ = 250
D
IB = 40 $$\mu $$A, IC = 5 mA, $$\beta $$ = 125
2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Change Language
In the combination of the following gates the output Y can be written in terms of inputs A and B as NEET 2018 Physics - Semiconductor Electronics Question 31 English
A
$$\overline {A.B} $$
B
$$A.\overline B + \overline A .B$$
C
$$\overline {A.B} + A.B$$
D
$$\overline {A + B} $$
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Change Language
In a p-n junction diode, change in temperature due to heating
A
affects only reverse resistance
B
affects only forward resistance
C
does not affect resistance of p-n junction
D
affects the overall V - I characteristics of p-n junction
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
In a common emitter transistor amplifier the audio sgnal voltage across the collector is 3 V. The resistance of collector is 3 k$$\Omega $$. If current gain is 100 and the base resistance is 2 k$$\Omega $$, the voltage and power gain of the amplifier is
A
15 and 200
B
150 and 15000
C
20 and 2000
D
200 and 1000
NEET Subjects
EXAM MAP