12th Electronics Offline Test Papers 2021

Paper-2 Digital Electronics Click following links to download the papers. Test Paper Number Systems Chapter-1 (Solved & Checked Test Papeer)Test Paper Logic Gates Chapter-2Test Paper Specifications of Digital ICs Chapter-3Test Paper Combinational Logic Circuits Chapter-4 Paper-1 Applied Electronics Click following links to download the papers. These tests are very useful for the students of 12th […]

Puzzles on Logic Gates

These are the puzzles related to the HSC Board Syllabus of XII Standard Electronics. If you have already started your study of Paper-2 of Digital Electronics, then these puzzles will prove to be very interesting for you.

12th Electronics Video Lectures List

Following video lectures are very useful for the students of 12th standard electronics. Watch every lecture and understand the topics given in our 12th electronics notes. If you don’t have the notes of Vidyasagar Academy, you can place online order at this link. Applied Electronics (Paper-1) Opamp as inverting amplifier, Lecutre-1: https://www.youtube.com/watch?v=tqJesMBDADY Opamp as inverting […]

Smallest Circuit of Street Light Control

New successful design in our lab[mfn]Designed and tested by one of our student under the guidance of faculty[/mfn]. Smallest circuit of STREET LIGHT CONTROL. Try it. It works very nicely, smoothly and effectively. Very sensitive to detect morning and evening light changes. Required Material 230V, AC, 100W lamp with holder BTA12 Triac Any type of […]