AP EAPCET 2025 - 24th May Morning Shift | Semiconductor Devices and Logic Gates Question 8 | Physics

In common emitter amplifier of a transistor, if the ratio of the voltage gain and current amplification factor is 4 , then the ratio of the collector and base resistances is

$16: 1$

$1: 16$

$1: 4$

$4: 1$

AP EAPCET 2025 - 23rd May Evening Shift

MCQ (Single Correct Answer)

-0

If three logic gates are connected as shown in the figure, then the correct truth table of the circuit is

AP EAPCET 2025 - 23rd May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 5 English

$$ \begin{array}{|c|c|c|} \hline A & B & y \\ \hline 0 & 0 & 1 \\ 0 & 1 & 0 \\ 1 & 0 & 0 \\ 1 & 1 & 1 \\ \hline \end{array} $$

$$ \begin{array}{|c|c|c|} \hline A & B & y \\ \hline 0 & 0 & 1 \\ 0 & 1 & 1 \\ 1 & 0 & 1 \\ 1 & 1 & 0 \\ \hline \end{array} $$

$$ \begin{array}{|c|c|c|} \hline A & B & y \\ \hline 0 & 0 & 0 \\ 0 & 1 & 0 \\ 1 & 0 & 0 \\ 1 & 1 & 1 \\ \hline \end{array} $$

$$ \begin{array}{|c|c|c|} \hline A & B & y \\ \hline 0 & 0 & 0 \\ 0 & 1 & 1 \\ 1 & 0 & 1 \\ 1 & 1 & 0 \\ \hline \end{array} $$

AP EAPCET 2025 - 23rd May Morning Shift

MCQ (Single Correct Answer)

-0

The voltage gain and the current amplification factor of a transistor in common emitter configuration are 300 and 60 respectively. If the collector resistance is $5 \mathrm{k} \Omega$, then the base resistance is

$5 \mathrm{k} \Omega$

$25 \mathrm{k} \Omega$

$2 \mathrm{k} \Omega$

$1 \mathrm{k} \Omega$

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