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Newton's laws of motion help us to analyse many kinds of motion. But the analysis is complicated, requiring details about the motion that we simply do not kno..

Introduction - For a layman the term 'work' implies any activity resulting in muscular or mental exertion. In physics, however, the term has a different meaning. It represents a physical quantit..

Introduction - Newton's laws of motion help us to analyse many kinds of motion. But the analysis is complicated, requiring details about the motion that we simply do not kno..

Large amount of fossil fuels are burnt everyday in power stations to heat up water, to produce steam which further runs the turbines to generate electricit..

The demand for electricity varies at different times of a year. One big disadvantage is that the wind, waves and tides do not occur at all time and hence cannot guarantee steady production of electricity. Hydroelectric power stations can solve this problem. When the demand is low, e..

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Prefixes are used for large and small quantities. The following table gives prefixes, their symbol and their values in powers of 10 used in SI unit..

Abbreviations in Power of 10 (Used in SI units) - Prefixes are used for large and small quantities. The following table gives prefixes, their symbol and their values in powers of 10 used in SI units. Prefix Symbol Power of 10 deci d 10 - 1 deka da(D) 10 1 centi c 10 - ..