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Electrical measurements are a branch of the science of metrology. It is a subject to be covered in various engineering and science streams. 

This App is actually a FREE handbook for all the such students who intend to study Electrical Measurement. The app provides quick learning and faster revisions of the subject. The app is useful tool for Quick revisions at the time of exams and interviews.  

It covers over 120 topics of Electrical Measurements and Measuring Instruments. The topics are divided in 5 units.

Some of topics Covered in this application are:

1.	Introduction to measuring instruments and Classification of Measuring Instruments

2.	Deflecting System

3.	Controlling System

4.	Spring Control

5.	Comparison of Controlling Systems

6.	Damping System

7.	Air Friction Damping

8.	Fluid Friction Damping

9.	D'Arsonval Galvanometer

10.	Torque Equation

11.	Intrinsic Constants of Galvanometer

12.	Dynamic Behaviour of Galvanometer

13.	Underdamped Motion

14.	Undamped Motion

15.	Critically Damped Motion

16.	Overdamped Motion 

17.	logarithmic Decrement

18.	Settling Time

19.	Effect of External Resistance on Damping

20.	Sensitivity of Galvanometer

21.	Permanent Magnet Moving Coil Instruments (PMMC)

22.	Taut Band instrument

23.	Moving Iron Instruments

24.	Errors in Moving Iron Instruments

25.	Basic D.C. Ammeter

26.	Multirange Ammeters

27.	The Aryton Shunt or Universal Shunt

28.	Basic D.C. Voltmeter

29.	Multirange Voltmeters

30.	Sensitivity of Voltmeters

31.	Loading Effect, Precautions to be taken while using a Voltmeter, Requirements of a Multiplier and Ammeter and Voltmeter

32.	Electrostatic Instruments

33.	Types of Electrostatic Voltmeters

34.	Idiostatic Connection

35.	Kelvin Multicellular Voltmeter

36.	Attracted Disc Electrostatic Voltmeter

37.	Extension of Range of Electrostatic Instruments

38.	Instrument Transformers

39.	Current Transformers (C.T.)

40.	Construction of Current Transformers

41.	Potential Transformers (P.T.)

42.	Ratios of Instrument Transformers

43.	Theory of Current Transformers

44.	Derivation of Actual Ratio

45.	Derivation of Phase Angle ( ÃŽÂ¸ ) of Transformer

46.	Errors in Current Transformer

47.	Theory of Potential Transformers

48.	Difference between Instrument and Power Transformers

49.	Power Factor Meters

50.	Moving Iron Power Factor Meter

51.	Frequency Meters

52.	Weston Frequency Meter

53.	Phase Sequence Indicators

54.	Synchroscopes

55.	Synchroscopes

56.	Electrodynamometer or Weston Type Synchroscope

57.	Moving Iron Synchroscope

58.	Introduction to Power Measurement

59.	A. C. Power

60.	Electrodynamometer Type Instruments

61.	Torque Equation

62.	Single Phase Dynamometer wattmeter

63.	Shape of Scale of Dynamometer wattmeter

64.	Error due to Pressure Coil Inductance

65.	Low Power Factor Electrodynamics Type wattmeter

66.	Power In Three Phase System

67.	Single or One wattmeter Method

68.	Three wattmeter Method

69.	Blondel's Theorem

70.	Power Factor Calculation by Two wattmeter Method

71.	Modified Version of 2 wattmeter Method as One wattmeter Method

72.	One wattmeter Method for Reactive Volt-amperes Measurement

73.	Extension of Range of wattmeter using Instrument Transformers

74.	Phasor Diagrams and Correction Factors

75.	Three Phase wattmeter

76.	Measurement of Energy

77.	Construction of Energy meter

78.	Theory of Single Phase Induction Type Energy meter

79.	Errors and Compensations

80.	Light Load Adjustment or Friction Adjustment

81.	Three Phase Energymeter

82.	Use of C.T and PT. in Energy Measurement

83.	Introduction to Tariff

IMPORTANT LINKS

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Twitter : https://twitter.com/easyengineerin

Website:http://www.engineeringapps.net/

Wishing you a very Happy Learning

</div> <div jsname="WJz9Hc" style="display:none">电子测量是测量学的一个分支。它是在各种工程和科学流覆盖的主题。

这个程序实际上是对所有这样的学生谁打算研究电测一本免费手册。该应用程序提供快速的学习和主题的更快版本。该应用程序是在考试和面试的时间快速修订有用的工具。

它占地面积超过120主题电气测量和仪器仪表的。该主题在5个单位划分。

一些在此应用中涉及的主题有：

1.引言测量仪器的测量仪器及分类

2.偏转系统

3.控制系统

4.弹簧控制

5.控制系统的比较

6.阻尼系统

7.空气摩擦阻尼

8.流体摩擦阻尼

9. D'阿松瓦尔振

10.转矩方程

11.振镜的内部常数

12.振动态行为

13.欠阻尼运动

14.无阻尼运动

15.临界阻尼运动

16.过阻尼运动

17.对数递减

18.建立时间

外部电阻对阻尼19的影响

20.检流计灵敏度

21.永磁动圈式仪表（PMMC）

22.紧带仪器

23.动铁式仪表

24.在错误铁动仪

25.基本直流电流表

26.多量程电流表

27. Aryton分流或通用分流

28.基本特区电压表

29.多量程电压表

电压表的灵敏度30.

31.负载效应，以便在使用电压表，一个乘数和电流表和电压表的要求采取预防措施

32.静电仪器

33.静电电压表的类型

34. Idiostatic连接

35开尔文多细胞电压表

36.吸引光盘静电电压表

37.扩展静电仪器范围

38.互感器

39电流互感器（C.T.）

40电流互感器建设

41.电压互感器（公厕）

42.互感器的比率

电流互感器43.理论

44.推导实际比率的

45.推导变压器的相位角（AZA）的

46.​​错误电流互感器

电压互感器47.理论

48.仪表和电力变压器之间的区别

49.功率因数表

50.动铁式功率因数表

51.频率计

52.韦斯顿频率计

53.相序指示器

54.同步指示器

55.同步指示器

56.电力测功机或韦斯顿型同步示波器

57.动铁同步示波器

58.介绍功率测量

59. A. C.电源

60.电力测功仪型

61.转矩方程

62.单相瓦特计测功机

63.形状测功功率表的规模

64.错误由于压力线圈电感

65.低功率因素电动力学型功率表

66.电源在三相系统

67.单个或一表法

68.三瓦特计法

69.布隆德尔定理

70.功率因数计算由两瓦特计法

71.修正的2瓦特计法版本为一瓦特计法

72.一个功率表了功伏安测量方法

使用互感器功率表的范围扩展73

74.相量图和修正系数

75.三相功率表

能源计量76.

电能表77.建设

单相感应式电能表78.理论

79.错误和赔偿

80.轻负载调整或摩擦调节

81.三相Energymeter

82.使用C.T和PT的。在电能计量

83.介绍关税

重要链接

反馈：分享您的反馈意见在essyengineering@gmail.com

社会联系

Facebook的：https://www.facebook.com/EngineeringEasy/

微博：https://twitter.com/easyengineerin

网址：http：//www.engineeringapps.net/

祝你很快乐学习</div> <div class="show-more-end">

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