Skip to content
Polytechnic Hub

for Electronics, Electrical, Mechanical, Automobile & Textiles

  • Home
  • Electrical
    • Rectification
  • Electronics
  • PLC
  • Inspection
  • Contact Us
  • facebook.com
  • twitter.com
  • t.me
  • instagram.com
  • youtube.com
Subscribe

Posts by Nikhil Kumar

  • Home
  • Nikhil Kumar
About Nikhil Kumar
Block diagram of OP amp
Posted inElectronics Articles

Block diagram of op-amp IC 741

Input Stage The input stage is a Dual input balanced output differential amplifier. The two amplifiers are applied at inverting or non inverting terminals. This stage provides most of voltage…
Posted by Nikhil Kumar November 7, 2014
Laser Light Beam
Posted inElectronics Articles

Laser light and ordinary light difference

Laser light Ordinary light It is highly coherent. It is incoherent in nature. There coherence length as of the order of few km (Kilometer). There coherence length as of the…
Posted by Nikhil Kumar October 20, 2014
Working of Optical fiber
Posted inElectronics Articles

Working of optical fiber

An optical fiber consists of a very thin transparent fiber designed to guide light wave along this length. It works on the principle of total internal reflection. When light enters…
Posted by Nikhil Kumar October 18, 2014
Posted inElectronics Articles

Difference between Polarized light and Unpolarized light

Polarized light Unpolarized light The oscillation is confined to only one plane. The oscillation occur in many plane It is absolutely coherent in nature. It is incoherent in nature. Its…
Posted by Nikhil Kumar October 18, 2014
Copyright 2026 — Polytechnic Hub. All rights reserved. Bloghash WordPress Theme
Scroll to Top