PHYSICAL & ENGINEERING MEASUREMENTS

Analysis of uncertainty in measurement. Dynamic characteristics of measuring instruments. Displacement measurement. Definition of length unit. Interferometers for length measurement. Resistance, capacitance, and induction motion transducers. Digital encoders – absolute and incremental. Angular velocity measurement. Vibration measurement. Accelerometers. Piezoelectric sensors. Force and torque measurement. Strain gauges and their applications. Pressure and vacuum measurement. Calibration of pressure transducers. Various methods of fluid flow and liquid level measurement. Temperature measurement. Thermodynamic temperature scale and International temperature scale. Resistance thermometers. Thermocouples and their applications. Principles of radiation thermometry.