1
JEE Main 2017 (Offline)
+4
-1
In a common emitter amplifier circuit using an n-p-n transistor, the phase difference between the input and the output voltages will be:
A
180°
B
45°
C
90°
D
135°
2
JEE Main 2016 (Online) 10th April Morning Slot
+4
-1
The ratio (R) of output resistance r0, and the input resistance ri in measurements of input and output characteristics of a transistor is typically in the range:
A
R ~ 102 $$-$$ 103
B
R ~ 1 $$-$$ 10
C
R ~ 0.1 $$-$$ 0.01
D
R ~ 0.1 $$-$$ 1.0
3
JEE Main 2016 (Online) 10th April Morning Slot
+4
-1
A realistic graph depicting the variation of the reciprocal of input resistance in an input characteristics measurement in a commonemitter transistor configuration is :
A
B
C
D
4
JEE Main 2016 (Online) 10th April Morning Slot
+4
-1
To get an output of 1 from the circuit shown in figure the input must be :

A
a = 0, b = 1, c = 0
B
a = 1, b = 0, c = 0
C
a = 1, b = 0, c = 1
D
a = 0, b = 0, c = 1
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