Basic’s

സർവ്വസമവാക്യങ്ങൾ. 🔹(a+b)² = a²+2ab+b² 🔹(a-b)² = a²-2ab+b² 🔹a²-b² = (a+b)(a-b) 🔹a³+b³ = (a+b)(a²-ab+b²) 🔹a³-b³ = (a-b)(a²+ab+b²) 🔹a³+b³ ─────── = a+b a²-ab+b² 🔹a³-b³ ────── = a-b a²+ab+b² 🔹(a+b)³ = a³+3a²b+3ab²+b³ 🔹(a-b)³ = a³-3a²b+3ab²-b³ 🔹(a+b)²+(a-b)² = 2(a²+b²) 🔹(a+b)² – (a-b)² = 4ab Continue reading

Raman spectroscopy

raman-spectometer

Introduction to Raman spectroscopy Raman spectroscopy was named in the honor of its inventor, C.V. Raman. Raman spectroscopy (RS) is a versatile method for analysis of a wide range of samples. It resolves most of limitations of other spectroscopic techniques. Continue reading

Lithographic technology

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Credits technologystudent

Lithographic technology is a printing method that uses electrochemical process to create an image.Lithographic is a greek word means lithos, meaning “stone”, and graphein, meaning “to write”. It was invented in 1796 by German author and actor ” Aleos Senefelder Continue reading

Overhead power transmission

Overhead power transmission

All of us have a sound knowledge regarding overhead transmission system.Simply we can tell “Its a structure used for energy transmission and distribution along a large distance.”This system mainly consists of poles or towers and conductors.This poles or tower will Continue reading

Roaming and Handoff

Cellphone

Roaming and Handoff are technical words in telecommunication world.Now a days these are very popular these words both in communication field and normal life.So knowlede with this simple technical word is very important. * What is the roaming ? When Continue reading