1
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1

In an experiment of CE configuration of n-p-n transistor, the transfer characteristics are observed as given in figure.

If the input resistance is 200 $$\Omega$$ and output resistance is 60 $$\Omega$$, the voltage gain in this experiment will be ____________.

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2
JEE Main 2022 (Online) 24th June Evening Shift
Numerical
+4
-1

In the given circuit, the value of current IL will be ____________ mA. (When RL = 1k$$\Omega$$)

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3
JEE Main 2022 (Online) 24th June Morning Shift
Numerical
+4
-1

A transistor is used in common-emitter mode in an amplifier circuit. When a signal of 10 mV is added to the base-emitter voltage, the base current changes by 10 $$\mu$$A and the collector current changes by 1.5 mA. The load resistance is 5 k$$\Omega$$. The voltage gain of the transistor will be _________.

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4
JEE Main 2021 (Online) 27th August Evening Shift
Numerical
+4
-1
A zener diode of power rating 2W is to be used as a voltage regulator. If the zener diode has a breakdown of 10 V and it has to regulate voltage fluctuated between 6 V and 14 V, the value of Rs for safe operation should be ___________ $$\Omega$$.

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