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Piezoelectric Transducers

This article describes what is piezoelectric effect, piezoelectric transducers, materials that exhibit piezoelectric effect, advantages and disadvantages of the piezoelectric transducers, and applications of piezoelectric transducers.

Published by Haresh Khemani (23409 pts) on Oct 12, 2009 to
Mechanical Engineering Articles
Calibration of the Measuring Instruments

All the new instruments have to be calibrated against some standard in the very beginning. This article explains what calibration is and its procedure.

Published by Haresh Khemani (23409 pts) on Sep 24, 2009 to
Mechanical Engineering Articles
What are Measuring Instruments?

The devise that is used for measurement of certain physical quantity is called as measuring instrument. This article discusses what the measuring instruments are, their types, functions of the measuring instruments and advantages and disadvantages of the analogue and digital instruments.

Published by Haresh Khemani (23409 pts) on Sep 20, 2009 to
Mechanical Engineering Articles

Errors in Measuring Instruments

There are three types of errors in the measuring instruments: assembly errors, environmental errors, and random errors. This article discusses all these errors.

Published by Haresh Khemani (23409 pts) on Sep 20, 2009 to
Mechanical Engineering Articles
What is the Load Cell? How it Works?

This article describes load cell, the devise used for the measurement of large tensile and compressive forces and pressures.

Published by Haresh Khemani (23409 pts) on Sep 15, 2009 to
Mechanical Engineering Articles
What are Strain Gauges and how they Work?

Strain gauges are devices whose resistance changes under the application of force or strain. They can be used for measurement of force, strain, stress, pressure, displacement, acceleration etc.

Published by Haresh Khemani (23409 pts) on Sep 11, 2009 to
Mechanical Engineering Articles

What is Potentiometer? Potentiometer Used as the Transducer or Sensor

Potentiometer is one of most commonly used devise for measurment of the displacement of the body. This article describes what potentiometer is and how it can be used as the transducer.

Published by Haresh Khemani (23409 pts) on Sep 1, 2009 to
Mechanical Engineering Articles
Types of Potentiometers

In this article three types of potentiometers and the operational problems of the potentiometers are discussed.

Published by Haresh Khemani (23409 pts) on Aug 29, 2009 to
Mechanical Engineering Articles
General Measurement System: Intermediate Modifying Stage and Terminating Stage

The intermediate modifying stage converts the input signal in the form that can be used easily by the final stage to indicate the value of the input physical quantity. The terminating stage provides the information about the input physical quantity in the form that can be easily read.

Published by Haresh Khemani (23409 pts) on Jul 13, 2009 to
Mechanical Engineering Articles
General Measurement System: The Detector-Transducer Stage

The General System of Measurement comprises of three stage these are: I) First stage - the detector-transducer stage.II) Second stage – Intermediate modifying stage III) Final stage – Terminating stage comprising of: the indicator, recorder, some controller as individuals or in combination.

Published by Haresh Khemani (23409 pts) on Jul 13, 2009 to
Mechanical Engineering Articles

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