1040234440    Measuring Instruments and

Sensors

L T P C
Practicum 1 0 4 3
Unit I INTRODUCTION TO MEASURING INSTRUMENTS
Basics of Measurement: Accuracy, Precision, Resolution, and
Calibration – Principles of Operation and Construction of Permanent
Magnet Moving Coil (PMMC) Instruments And Moving Iron Instruments.
3

Ex.No Name of the Experiment
1 Extend the Range of the Voltmeter.
9 2 Extend the Range of the Ammeter.
3 Calibrate the given ammeter/ voltmeter.
Unit II BRIDGE CIRCUITS
DC Bridge: Wheat Stone Bridge, AC Bridges: Maxwell’s Induction
Bridge, Schering Bridge.

3

Ex.No Name of the Experiment
4
Determine the unknown Resistance using the Wheatstone
Bridge.
5 9
Determine the Self-Inductance of an unknown coil using
Maxwell’s Bridge.
6
Determine the Capacitance of an unknown Capacitor using the
Schering Bridge.
Unit III OSCILLOSCOPE
Measurement of Current, Voltage, Frequency, Time Period, and Phase
using CRO, Digital storage oscilloscope (DSO): Block Diagram and
working principle, Measurement of current, voltage, frequency, Time
Period, and Phase using DSO.

3

Ex.No Name of the Experiment
7
Measurement of voltage, Frequency, Time period, And Phase
for any periodic waveform using CRO.
8 Study the Front Panel Control of 2-Channel DSO. 9
9
Measurement of voltage, Frequency, Time Period, and Phase
for any Periodic Waveform using DSO.

unit IV DIGITAL INSTRUMENTS AND SIGNAL GENERATORS
Comparison of Analog and Digital Instruments, Working Principle of
Ramp Type Digital Voltmeter (DVM), Dual Slope Digital Voltmeter –
Block diagram, Working Principle of a Digital Multimeter and Function
Generator.

3

Ex.No Name of the Experiment
10 Determine the Voltage for Resistance Connected in Series and
Parallel Using a Digital Voltmeter (DVM).
11 9
Generate the Sinusoidal Waveform for Different Frequencies
and Amplitudes using the Function Generator, and Plot the
Waveforms.
12
Measurements of Voltage, Resistance, Continuity, and Current
for a Single Loop Resistance Network using a Digital
Multimeter.
Unit V SENSORS AND TRANSDUCERS
Definition – Types of Transducers – Resistive Transducer – Strain
Gauge – Capacitive Transducer – Inductive Transducer – Construction
and Operation of LVDT– Thermistor – Thermocouple – Piezoelectric
Transducer

3

Ex.No Name of the Experiment
13 Determination of Displacement using LVDT Sensor.
14 9
Measurement of Temperature using
RTD/Thermistor/Thermocouple Sensors.
15 Determination of Load/Torque/Force using Strain Gauge
Sensor.

REVISION 15
TOTAL HOURS 75