List of top Physics Questions on Semiconductor electronics: materials, devices and simple circuits asked in JKCET

A zener breakdown occurs in a zener diode when
In a semiconductor, the conductivity increases with the increase in temperature due to
The intrinsic carrier concentration of silicon sample at $ 300\, K $ is $ 1.5 \times 10^{16}\, m^{-3} $ . What is the density of minority carrier ? (after doping, the number of majority carriers is $ 5 \times 10^{20}\, m^{-3} $ )
An extrinsic semiconductor with electrons as majority carriers can be obtained by doping $ Ge $ or $ Si $ with
In an $n-p-n$ transistor, $p$ is
If the forward bias voltage in a $p-n$ junction diode is decreased, the length of depletion region will
A zener diode is used as
For transistor the value of $ \beta $ is $50$ then, the value of $\alpha$ is
What is the order of the reverse saturation current before break down in a Zener diode?
Which logic gate does the following truth table represent?
Which of the following is a semiconductor?
The following figure represents
In a transistor, the base is
When a $p-n$ junction diode is connected in forward bias its barrier potential
An intrinsic semiconductor at $0\,K$ temperature behaves like
In breakdown region, a Zener diode behaves as a
What is the name of the level formed due to impurity atom in $p$-type in the forbidden gap?