A dynamometer is a device used to measure torque absorbed or torque transmitted by rotating member. It helps to determine power produced or absorbed or delivered by rotating shaft. Continue reading What is Dynamometer? Working, Types, Advantages, Examples, Applications & Disadvantages
Category: Measurement & Instrumentation
What is Q Meter? Circuit Diagram, Working Principle & Applications
Q Meter equipment is basically meant for measuring the quality factor or circuit magnification factor of coils. Apart from this, it is also used to measure the self-capacitance of RF coils, capacitance of small capacitors. Fig. 1 shows the pictorial view of a Q-meter. Continue reading What is Q Meter? Circuit Diagram, Working Principle & Applications
What is Standard Signal Generator? Block Diagram, Working & Applications
The standard signal generator is a very useful instrument that is commonly used for testing and alignment of radio receivers.
Fig. 1: Block Diagram of Standard Signal Generator.
Continue reading What is Standard Signal Generator? Block Diagram, Working & Applications
What is Audio Signal Generator? Block Diagram, Working & Applications
An audio signal generator is a laboratory instrument that is commonly used for testing of Audio circuits.
Fig. 1: Block Diagram of an Audio Signal Generator.
Continue reading What is Audio Signal Generator? Block Diagram, Working & Applications
What is Function Generator? Block Diagram, Working & Applications
The function generator is versatile instrument that gives a number of different waveforms at the output with their frequencies that can be adjusted over a wide range. Continue reading What is Function Generator? Block Diagram, Working & Applications
What is Pressure Thermometer? Working, Diagram, Construction & Advantages
Figure 1: Pressure Thermometer.
Continue reading What is Pressure Thermometer? Working, Diagram, Construction & Advantages
What is Eddy Current Dynamometer? Working, Diagram, Construction & Applications
Fig. 1: Eddy current dynamometer.
Working Principle of Eddy Current Dynamometer
Eddy current dynamometer is electrical absorption dynamometer working on principle that, when isolated conductor moves through magnetic flux, it induces eddy current, which get dissipated in the form of heat. Continue reading What is Eddy Current Dynamometer? Working, Diagram, Construction & Applications
What is Liquid in Glass Thermometer? Working, Diagram, Construction & Advantages
Figure 1: Liquid in Glass Thermometer.
Construction & Working of Liquid in Glass Thermometer
Liquid in Glass Thermometer consists of glass envelope filled in with liquid and calibrated indicating scale marked on it. The envelope comprises a thick walled glass tube with a capillary bore and a spherical or cylindrical bulb filled with liquid. Continue reading What is Liquid in Glass Thermometer? Working, Diagram, Construction & Advantages
What is Bimetallic Thermometer? Working Principle, Diagram, Construction & Applications
Fig. 1: Bimetallic Thermometer (Bimetallic strip in spiral form)
Working Principle of Bimetallic Thermometer
Two different materials having different coefficient of thermal expansion rigidly joined together, one on other to form a bimetallic strip. Continue reading What is Bimetallic Thermometer? Working Principle, Diagram, Construction & Applications
What is McLeod Gauge? Working Principle, Diagram, Construction & Advantages
McLeod gauge is a low pressure gauge and it is employed for the measurement of vacuum pressures.
Figure 1: McLeod Gauge. Continue reading What is McLeod Gauge? Working Principle, Diagram, Construction & Advantages