Thursday, June 3, 2010

Lesson 1 notes physics- physical world

Physics



Unit I: Physical World and Measurement (periods 10)

Physics – scope and excitement; nature of physical laws; Physics, technology and society. Need for measurement: ; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures. Dimensions of physical quantities, dimensional analysis and its applications.

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