Chapter 14 · CBSE Class 12 Physics
Semiconductor Electronics & Logic Circuits
A full-length, high-difficulty Computer Based Test replicating the exact JEE Main interface — timer, question palette, marking scheme and NTA-style navigation. 25 strictly conceptual, higher-order-thinking questions built entirely around circuit and graph diagrams: 6 on the p-n junction diode, 5 on rectifier circuits & waveforms, 9 on logic gates, and 5 on the Zener diode voltage regulator.
25Questions
60:00Duration
+4 / -1Marking
100Max Marks
Exam Protocol
- Single Section — Physics: Semiconductor Electronics (Diodes, Rectifiers, Logic Gates & Zener Regulation)
- 25 MCQs, each carrying +4 marks; -1 for wrong answer
- Test opens in a new CBT window — do not close it until submission
- Use Save & Next, Mark for Review and Clear Response exactly like the real NTA interface
- Test auto-submits when the 60 minute timer expires
- Detailed solutions & leaderboard rank shown instantly after submission