Class 9th Chemistry First Chapter Solved Part 1

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  Fundamentals of Chemistry   Qno.What is Chemistry? Ans. Chemistry is the branch Of science which deals with the Composition properties and structure of matter . And Changes occurs In Mater Qno.Branches of Chemistry? Ans. Chemistry is divided into following main branches 1.Physical Chemistry Physical chemistry is the branch of chemistry which deals with the relationship … Read more

Fundamentals of Computer

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  Overview First Generation Computers The period of first generation was from 1946-1959. The computers of first generation used vacuum tubes as the basic components for memory and circuitry for CPU (Central Processing Unit). These tubes, like electric bulbs, produced a lot of heat and the installations used to fuse frequently. Therefore, they were very … Read more

Introduction and General use of Computers

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Introduction Of Computer Parts of a computer ¾ If you use a desktop computer, you might already know that there isn’t any  single part called the “computer.” A computer is really a system of many  parts working together. The physical parts, which you can see and touch, are  collectively called hardware. (Software, on the other … Read more