NCERT Solutions for Chapter: Semiconductor Electronics: Materials, Devices and Simple Circuits, Exercise 1: MCQ

Consider an $\mathrm{npn}$ transitor with its base-emitter junction forward biased and collector base junction reverse biased. Which of the following statements are true?

Figure shows the transfer characteristics of a base biased $\mathrm{CE}$ transistor. Which of the following statements are true?

In a npn transistor circuit, the collector current is $10\mathrm{mA}$. If $95$ per cent of the electrons emitted reach the collector, which of the following statements are true?

In the depletion region of a diode

What happens during regulation action of a Zener diode?

To reduce the ripples in a rectifier circuit with capacitor filter

The breakdown in a reverse biased $\mathrm{p}–\mathrm{n}$ junction diode is more likely to occur due to