Measuring methods and measuring instruments were developed in parallel with the development of electrical engineering. Hi friends, on this thread i am uploading high quality notes for the subject electrical measurements and instrumentation emi. Classification of electrical measuring instruments. The electronic measurements and instrumentation notes pdf emi pdf notes book starts with the topics covering performance characteristics, ramp type, staircase ramp, wheat stone bridge, block schematic of cro, dual trace, strain gauges, flow measurement, flow measurement, etc. Electrical measurement and measuring instruments emmi study. Study the safety procedures of the electrical lab 2. The electrical measurements notes pdf em notes pdf book starts with the topics covering control and damping torques, design considerations type of p.
Before this article, i have shared electrical measurements and instrumentation covering all different instruments and their uses. In this post provide you latest and updated 2019 2020 electrical mcq objective questions with answer which are help for preparation all electrical engineering exams like gate, ies, jto, psus, rrb jeaen, rrb loco pilot and technicians, ssc je, dmrc, lmrc, isro and other state level engineering exams. A permanent magnet moving coil pmmc meter also known as a darsonval meter or galvanometer is an instrument that allows you to measure the current through a coil by observing the coils angular deflection in a uniform magnetic field. Bakshi measurements and measurement systems units and standards of measurements errors in measurements and their analysis measuring system fundamentals analog ammeters and voltmeters extension of instrument range analog measurement. Study material basic electrical engineering aminotes. Lecture notes in electrical measurements for ee students. Pdf basic electrical engineering 1st year ebook, notes. Electrical measurements and measuring instruments 1949 addeddate 20170119 21. Basic electrical engineering pdf free download bee notes pdf. Mar 15, 2020 basically there are three types of measuring instruments and they are electrical measuring instruments mechanical measuring instruments.
Ppt measuring instruments electrical engineering ee notes. These notes can be downloaded easily and will definitely help you prepare well for this subject and its semester exam. Classification, absolute and secondary instruments, indicating instruments. The static characteristics of an instrument are, in general, considered for instruments which are used to measure an unvarying process condition. However, some physical laws were derived based on measurement results, such as the biotsavart. Basic electrical engineering pdf notes bee pdf notes. Many measuring instruments use operational amplifiers and similar electronic. All the static performance characteristics are obtained by one form or another of a process called calibration. Electrical measuring instruments electrical measuring instruments published by iskra mis, d. Meters, double element and three element dynamometer wattmeter, errors and compensations, measurement of unknown resistance, method of measuring low, measurement of inductance, ballistic galvanometer, etc.
It also deals with the measurement of rlc parameters voltage. From this study, we conclude that measurements and instruments are the most essential term in electrical, electronics, mechanical and other related fields. Lecture notes in electrical measurements for ee students eep. Principle of operation of dc machines, types of dc generators. Data about energy meters can be found in separate brochure. We always try to bring out quality notes for free and for the sake of students who are really working hard day and night aiming decent gate ies psc ranks.
We always try to bring out quality notes for free and for the sake of students who are. Electrical measurement and measuring instruments emmi. Specifications and operation of a specific instrument are found in its manual. Mar 28, 2017 hi friends, on this thread i am uploading high quality notes for the subject electrical measurements and instrumentation emi. In this post you will find the notes for the subject basic electrical engineering. Dec 05, 2019 necessity or uses of electrical measuring instruments. An allowance is the total difference between the size of a shaft and the hole in the part that fits over it. Electrical measurement and instrumentation emi notes at. Electrical measurement and measuring instruments, emmi study materials, engineering class handwritten notes, exam notes, previous year questions, pdf free download. Cooper, modern electronic instrumentation and measurement techniques prentice hall, 1994. You can find the amity notes for the subject basic electrical engineering below.
Sep 30, 2019 electrical measurements notes pdf em notes pdf electrical measurements pdf notes em pdf notes. Classification of electrical measuring instruments complete. Many measuring instruments use operational amplifiers and similar electronic devices for signal amplification and processing. These measuring instruments are helping to determine the electrical quantities 0r the numerical values for the electrical appliances. Classification of measuring instruments electrical. Electrical engineering objective questions mcq with answer free pdf download.
The instruments used to measure any quantity are known as measuring instruments. The electrical installation handbook is a tool which is suitable for all those who are interested in electrical plants. Apr 01, 2020 ppt measuring instruments electrical engineering ee notes edurev is made by best teachers of electrical engineering ee. Electrical measuring instruments types accuracy precision. Instrumentation and measurement in electrical engineering. The meter is provided with 32 program adjustable alarms, up to four inputs or outputs and. Download pdf of electrical measurement and measuring instruments note offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf free download. The difference between the pmmc and dynamometer type instrument is that the permanent magnet is replaced by an electromagnet.
It also deals with the measurement of rlc parameters voltage, current power factor, power, energy and magnetic measurements. Ppt measuring instruments electrical engineering ee. Below is the list of measuring instruments used in electrical and electronic work. Electrical voltage and current are two important quantities in an electrical network. The lecture notes section contains lecture notes files for the course. Dec 29, 2017 apr 01, 2020 ppt measuring instruments electrical engineering ee notes edurev is made by best teachers of electrical engineering ee. Jan 15, 2019 what is a permanent magnet moving coil pmmc. Electrical measuring instruments and their uses complete. Here we are interested in electrical measuring instruments so we will discuss about them in detail. In the daily routine, instruments used in the lab, commercial, industrial, many more places. Note that the voltage depends on the very well defined values. The following categories are outside the scope of this directive. Electrical installation handbook protection, control and.
Basic electrical engineering is one of the important subject in amity university. For example, one might make an incorrect scale reading because of. It is measured across an electrical circuit element or branch of a circuit. Sarah harriss lecture from 2009 overview circuits electrical building blocks. Notes for electrical instruments and measurements eim. Electrical measurements course introduces the basic principles of all measuring instruments. Electrical instruments measure the various electrical quantities like electrical power factor, power, voltage and. Errors in the calibration of the measuring instruments.
Measurement followed man from the very beginning of its development. This is all from this post about electrical measuring instrumentation. Anyone who needs to look at electrical or electronic circuits and systems may need to use a test meter or as they are often called. Apr 16, 2019 all the other notes which are available in the internet with the name made easy electrical notes are mostly fake and are normal classroom notes of some college.
Here are the pdf lecture notes for the first year engineering subject basic electrical engineering. Principles of measuring voltage, current and resistance 5. The multimeter can be used for measuring a variety of basic electrical quantities. The reference multimeters and calibrators 69 references 71 3. Notes for amity university, download, view, pdf file. If the instruments can measure the basic electrical quantities, such as voltage and current are known as basic measuring instruments.
Be able to perform simple electrical measurements of voltage, current, and resistance, as well as more sophisticated, scientific electrical measurements, master handheld and more accurate stationary multimeters and understand their differences, have some knowledge of use of ac signals, ac generators, and an oscilloscope. Introduction an electronic measuring instruments called meter. A permanent magnet moving coil pmmc meter also known as a darsonval meter or galvanometer is an instrument that allows you to measure the current through a coil by observing the coils angular deflection in a uniform magnetic field a pmmc meter places a coil of wire i. Electrical engineering objective questions mcq with answer. R, l, c voltage division experimental plots time domain frequency domain bode plots instrumentation instruments that generate signals instruments that measure signals measuring ac signals. Electrical measurements notes pdf em notes pdf electrical measurements pdf notes em pdf notes. This is the second article based on the electrical instruments classification of electrical measuring instruments. These instruments converts the energy of the measured quantity directly into energy that actuates the instrument and the value of the unknown quantity is measured or displayed or recorded directly. Instrumentation is used to generate and measure signals and devices. Electronic measurements and instrumentation pdf notes emi. Precision measuring and gaging od1642 lesson 1task 1 between two mating parts when certain allowances are designed in them. Cooper, modern electronic instrumentation and measurement techniques prentice hall. Mostly, the digital meter is used for an accurate reading. Download pdf of electrical measurement and measuring instruments note electrical and electronics engineering offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf free download.
Electrical measurements and measuring instruments 1949. Electrical measurements pdf notes em pdf notes smartzworld. That combines several measurements functions in one unit. These instruments are most widely used in engineering practice because they are simple and inexpensive. Instruments can also be classified in a more general way as indicating instruments, recording instruments and integrating instruments. All the other notes which are available in the internet with the name made easy electrical notes are mostly fake and are normal classroom notes of some college. Lecture notes introduction to electronics, signals, and. If youre little serious about your studies, you should never consider ebooksbooks in pdf. Electrical field, e, is the negative of the gradient in electrical potential, i.
List of electrical and electronic measuring equipment. Electrical measuring instruments presented by suhail ahmed bsamt02161001 2. R, l, c voltage division experimental plots time domain frequency domain bode plots instrumentation instruments that generate signals instruments. Thats all about the classification of electrical measuring instruments. It is also used for safety purpose while electrical circuit development and testing in the lab. Electrical measurement and measuring instruments lecture notes. Design, manufacturing and testing of gauges of all kinds. Methods of measurements and measuring instruments the measurement methods can be analog or digital methods, deflection or null methods. The voltage is the effort variable without which no current is. It also deals with the measurement of rlc parameters voltage, current power factor, power, energy and. This pdf ebook notes on basic electrical engineering contains brief concise notes and will help you in your studies for your first year semester examination. Electrical measurement and instrumentation, emi study materials, engineering class handwritten notes, exam notes, previous year questions, pdf free download.
The meter is provided with 32 program adjustable alarms, up to four inputs or outputs and communication. The connection of the wattmeter for the measurement of electric power. Electrical measuring instruments give an accurate and efficient reading for electrical equipment. We can classify the basic measuring instruments into the following two types. Pdf electrical measurements pdf notes em notes 2019 sw.
Indicating instruments provide information about the measuring quantity in terms of the deflection of a pointer over a precalibrated scale. Engineering pdf books, diploma pdf books, civil pdf books, electrical pdf books, electronics pdf books, mechanical pdf books, ssc je pdf books, pdf notes. Dec 05, 2019 nowadays, these measuring instruments are mostly used. Electrical measurement and measuring instruments, emmi study materials, engineering class handwritten notes, exam notes, previous year questions, pdf. Electrical measurement and measuring instruments note pdf. Recording and displaying measuring instruments 88 3. Measuring centres 7 use the mc 740 multifunction meter is used for monitoring and measuring electrical quantities of a threephase electricenergy distribution system. This instrument can be used for the measurement of voltage, current and power.
1193 1338 437 1444 67 718 356 1511 512 324 1021 320 1179 74 142 1022 630 33 747 768 361 1343 563 494 1 457 986 1500 1365 563 1123 133 282 445 1205 1465 538 723 414 907 1042 637 663 516 1449 1005 1332 1143 318 302