General Knowledge

what is MS-EXCEL?

MS-EXCEL MS-Excel is a package (software/program). MS-Excel is used for mathematical, statistical, scientific, graphics, tabulation, database and…

ms-word

what is Microsoft word?

MICROSOFT WORD MS-WORD INTRODUCTION TO WORD PROCESSING: A Word processing program is used to produce letters, applications and other documents. Wo…

ELECTROSCOPE

what is Electroscope

ELECTROSCOPE Electroscope is a device used for detecting and testing the nature of charge on a body . It works on the principle that similar char…

Reflection of light

REFLECTION OF LIGHT We see objects if light from it enters our eyes. Some objects such as the Sun, electric lamps and candles make their own ligh…

human eye

Human Eye

HUMAN EYE The interior of the eye is filled with a transparent gel-like substance called the vitreous humor with index of refraction n = 1.337. L…

Increase In Ground Level Ozone

Environmental effects of population

Environmental effects of population 1. Acid Rain Rain water having pH less then 5.6 is called acid rain. Acid rain destroys v Vegetat…

Data management

what is Data management

Data management: is an administrative process that includes acquiring, validating, storing, protecting, and processing required data to ensure…

Hard Disk:

what is Hard Disk?

Hard Disk: A hard disk drive (sometimes abbreviated as Hard drive, HD, or HDD) is a device that permanently stores and retrieves data on a…

INTRODUCTION TO ELECTRONICS

INTRODUCTION TO ELECTRONICS The branch of physics and technology concerned with the design of circuits using transistors and microchips, and deal…

Long-sightedness:

what is Long-sightedness:

Long-sightedness: In long-sightedness (farsightedness or hyperopia), the eye cannot focus on nearby objects. Although distant objects are usual…

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