Measurement and instrumentation 8 min read
sources of systematic error
Systematic error (also called systematic bias) is consistent, repeatable error associated with faulty equipment or a flawed experiment design. These errors are usually caused…
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Measurement and instrumentation 3 min read
Digital Instrument
The instrument which represents the measurand value in the form of the digital number is known as the digital instruments. It…
Measurement and instrumentation 3 min read
Analog Instrument
The analogue instrument is defined as the instrument whose output is the continuous function of time, and they have a constant relation to the input. The physicals quantity like voltage,…
Measurement and instrumentation 2 min read
Deflection and Null type Instruments
In electrical measurement systems, there are two main principles that are employed for the purpose of Instrumentation. These are known…
Measurement and instrumentation 3 min read
Active and passive instruments
We can divide instruments into active and passive according to the consumption of power.”Active” means is that some component inside…
Measurement and instrumentation 14 min read
Introduction to measurement
Measurement techniques have been of immense importance ever since the start of human civilization, when measurements were first needed to…
Transmission and distribution 5 min read
Tower spotting
From the field book entries, the route plan with enroute details and level profile shall be plotted and prepared to…
Transmission and distribution 8 min read
MECHANICAL DESIGN OF TRANSMISSION LINE
SAG IN OVERHEAD LINES While erecting an overhead line, it is very important that conductors are under safe tension. If…
Transmission and distribution 5 min read
GRADING OF CABLES
The process of achieving uniform electrostatic stress in the dielectric of cables is known as grading of cables. It has already…
Transmission and distribution 10 min read
CLASSIFICATION OF CABLES
Cables for underground service may be classified in two ways according to (i) the type of insulating material used in their…