Units & Dimensions: Review of fundamental & derived units, SI units, dimensional equations & problems. General configurations, functional descriptions, & performance characteristics of measuring instruments. Static characteristics, static calibration, accuracy, precession & bias, component error, static sensitivity, linearity, threshold, resolution, Hysteresis & dead space. Measurements of resistance, inductance & Capacitance. Wheatstone bridge, Kelvin bridge, Anderson bridge, Schering bridge, Earth resistance measurement using Meggers, shielding of bridges. Extension of instrument ranges Design of Shunts & Multipliers. Measurements of Power & Electronic instruments: Weston frequency meter, True rms responding voltmeter, Digital voltmeter, Q meter