Unit I: Physical World and Measurement 10 Periods
Chapter–1: Physical World
Physics-scope and excitement; nature of physical laws; Physics, technology
Chapter–2: Units and Measurements
Need for measurement: Units of measurement; systems of units; SI units,
fundamental and derived units. Length, mass and time measurements;
accuracy and precision of measuring instruments; errors in measurement;
Dimensions of physical quantities, dimensional analysis and its applications.
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