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Heterogeneous Mixture in Chemistry

A heterogeneous mixture has a non-uniform composition. The composition of the sample varies in a heterogeneous mixture. These mixtures have at least two distinct phases with various characteristics. A sample of a heterogeneous mixture shows the individual components. A phase is any fraction of a sample with consistent composition and properties. A pure substance or […]

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Vernier caliper

Introduction

Vernier caliper is introduced in 1631 by Pierre Vernier of France.It is instrument for making very accurate linear measurements It utilizes two graduated scales: a main scale similar to that on a ruler and an especially graduated auxiliary scale, the vernier, that slides parallel to the main scale and enables readings to be made to a fraction of a division on the main scale.

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Tips on How to write in Examination for a better score

1)Checkout all your things you required during exam time Pen , Pencil, sketch Pens, rubber , sharper ,each and everything whether it is small or big matters a lot during your exam time

2) Time management is important. Read out all the questions carefully before writing anything on answer sheet and always start your answering from the questions which will carry maximum marks as well as which you think is tougher . Assign appropiate time to the question and justify the marks given to them.

3) Answer sheet should be neat & clean

4) Write the answer in point method. Just brea

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