NCERT Exemplar Solutions for Class 12 Physics, Chapter 14 (Semiconductor Electronics: Materials, Devices and Simple Circuits) are available here for download in PDF format. You can download the PDF with the help of download link given at the end of this article.
The PDF (or eBook of) NCERT Exemplar Solutions for Class 12 Physics, Chapter 14 (Semiconductor Electronics: Materials, Devices and Simple Circuits) contains solutions for all the questions of this chapter.
In this chapter, there are:
• 8 MCQ I (Multiple choice questions with single correct option)
• 8 MCQ II (Multiple choice questions with multiple correct options)
• 6 VSA (Very short answer type questions)
• 8 SA (Short answer type questions)
• 10 LA (Long answer type questions)
CBSE Class 12 Physics Syllabus 2017 – 2018
Most of these questions are based on the topics given below:
• Energy bands in conductors
• Semiconductors and insulators
• Semiconductor diode: I-V characteristics in forward and reverse bias
• Diode as a rectifier
• Special purpose p-n junction diodes:
• LED
• Photodiode
• Zener diode and their characteristics
• Zener diode as a voltage regulator
• Junction transistor
• Transistor action
• Characteristics of a transistor
• Transistor as an amplifier (common emitter configuration)
• Analog and digital signals
• Logic gates (OR, AND, NOT, NAND and NOR)
NCERT Solutions for CBSE Class 12 Physics ‒ Chapter 14: Semi Conductor Electronics
Chapter 14 (Semiconductor Electronics: Materials, Devices and Simple Circuits) is one of the most important subjects of Class 12 Physics NCERT textbook). Students can expect 2 to 3 questions from this chapter in thier CBSE Class 12 Physics board exam 2018. So, besides studying NCERT textbooks, CBSE Class 12 Students are also recommended to practice questions from NCERT Exemplar.
From ongoing trends of CBSE Board exams and other competitive exams (like JEE Main, NEET, UPSEE, WBJEE etc), we have observed that questions are frequently asked from Chapter 14 - Semiconductor Electronics (Semiconductor Electronics: Materials, Devices and Simple Circuits). Hence, there is no doubt that problems given in NCERT Exemplar are important for both board exam and competitive exams. The level of NCERT Exemplar questions is quite high and all the questions are important for CBSE Class 12 Physics board exam 2018.