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Intrinsic Semiconductors

A semiconductor is a material whose electrical conductivity falls between that of a conductor and an insulator. Based on the level of purity,... View Article

Colour blindness

Introduction Types Monochromacy Dichromacy Causes Symptoms Diagnosis Treatment Colour blindness can be simply defined... View Article

Peripheral Nervous System

The nervous system is the controlling system of the body and is composed of nerve cells and organs. It is further classified into the central... View Article

Best Atlas for UPSC Exam

The UPSC civil services exam preparation is not complete without a good atlas. Map-based questions are asked in the prelims exam as well as in... View Article

Lenses in Optics

Table of Contents What Are Lenses? Mirrors vs Lens Types of Lenses Applications of Lens Applications of Lens A lens is a... View Article