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What is the electrical instrumentation?
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Description :

Draw block diagram of instrumentation system. State function.

Answer :

Primary transducer: The sensor which comes in contact with the measurement medium to sense the quantity. Variable conversion element: the transducer which converts the sensor ... transmitted through suitable transmission medium to the operator or presented with the help of indicators.

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Description :

What is electrical instruments?

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Answer :

The electrical power to a meggar is provided by permanent magnet D.C. generator.

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Description :

What is the advantage of AC over DC electrical transmission?

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Description :

What are the main electrical equipment used in HPS ? State the function of each parts of it in brief. 

Answer :

Following Main Electrical Equipment used in HPS & their function: 1. Alternator 2. Exciter 3. Transformer 4. Switchgear   Function :  1) Alternator:- Alternator is coupled to ... part from the healthy section. It contains circuit breaker, relays, switches and other control devices.  

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Description :

What is the function of an electrical filter ?

Answer :

Filter separates different components that are mixed together. Electrical filter can separate different frequency components. Electrical filters are the electrical circuits which are use to remove unwanted frequency components from the signal.

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Description :

What is electrical circuit ?

Answer :

An electric circuit is the interconnection of electrical elements. Electrical elements like battery, lamp, wire etc.

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Description :

What is the meaning of electrical materials?

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Description :

What is a node in an electrical circuit?

Answer :

a positively charged electrons

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Description :

What is a drive in electrical controls?

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Description :

What does BIL stand for in electrical terms?

Answer :

BIL stands for Basic Insulation Level.

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Description :

What is the difference between linear and nonlinear electrical loads?

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Description :

What is the definition of an electrical system?

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Description :

Briefly explain how an electrical generator converts mechanical energy into electrical energy.

Answer :

Working principle of DC generator: * Working principle of DC generator is the principle of dynamically induced emf or electromagnetic induction. * According to this principle, when flux is cut by a conductor, an ... , the flux is cut by the armature winding and an emf is dynamically induced in it. 

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Description :

Explain the suitability of aluminium as an electrical conductor with respect to its mechanical and electrical properties. 

Answer :

Following are requirements of conductor:- i) High conductivity :  Material should have high conductivity, So that * cross section of conductor (size) reduces, * Copper losses reduces, * So Efficiency ... . Boiling point is 1820°C 9. Specific gravity is 2.7 10. High resistance to corrosion. 

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106 views 1 answer
Description :

State different types of electrical signal and draw all types of waveforms.

Answer :

Types of electrical signals 1) Sine wave 2) Triangular wave 3) Square wave Waveforms

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Description :

Explain the need of maintenance of electrical equipment.

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Description :

State the external causes of failure of electrical equipment.

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Description :

Write measures to be taken to maintain the insulation resistance of electrical machines to healthy levels.

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Description :

Electrical Measuring Instruments

Answer :

Electrical Measuring Instruments

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Description :

GATE 2020 syllabus electrical engineering

Answer :

EE: Electrical Engineering Section 1: Engineering Mathematics Linear Algebra: Matrix Algebra, Systems of linear equations, Eigenvalues, Eigenvectors. Calculus: Mean value theorems, Theorems of ... to dc converters, Single phase and three phase inverters, Sinusoidal pulse width modulation.

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Description :

Electrical specifications with values for washing machine. 

Answer :

1. Type: Top loading / Front loading type 2. Capacity range: 6kg to 15kg 3. Motor Used: Induction motor 4. Input voltage: 100V- 240V 5. Power: in 1200W / Output power 100–400W{can go upto 1000W) 6. Efficiency: Max efficiency 31% 7. Wattage: 2.100-2.400 W 8. Current: 13A 9. Frequency: 50hz

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Description :

electrical specifications of microwave oven.

Answer :

Supply voltage: 220 volts,50 Hz. Single phase A.C. Power consumption: 1300 W approx.(power consumption vary as manufacturer from500W to 1500W) Microwave power: 700 w-850 W Microwave frequency: 2450 ... ) Timer: 60 min. - 90 min(timer can also varied) Control: Soft/one touch control

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Description :

Name safety tools used in industry for electrical wiring.

Answer :

Safety tools used in industry for electrical wiring : 1) Hand gloves 2) Goggles 3) Rubber mats 4) Fire extinguishers 5) Danger notice plates 6) Search lights 7) Safety shoes or Gumboots 8) Ear plugs ... belts 13) Safety mask 14) Fire buckets 15) First aid box 16) Insulating stick or discharge rod

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Description :

Write example of each type (i) Primary transducer (ii) Active transducer (iii) Electrical transducer (iv) Digital transducer

Answer :

(i) Active transducer:-Thermocouple, piezoelectric, photovoltaic cell (ii) Primary transducer:- Bourdon tube, bellows, (iii) Electrical transducer.:- LVDT,RVDT, Hall effect, strain gauge, ... , optical pyrometer, radiation pyrometer (iv) Digital transducer:- Linear Encoder, digital taco generator

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Description :

Define the term electrical noise. List types of noises.

Answer :

Electrical Noise:- It can be defined as undesirable electrical signals, which distort or interfere with an original (or desired) signal.  Types of noises:- 

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Description :

State the importance of electrical power in day to day life. 

Answer :

Importance of electrical power in day to day life: 1. Electrical energy is the basic necessity for domestic (residency), commercial, industrial, agriculture, consumers , transport (Electric ... agriculture products. iv) Running motors, furnaces of various kinds in industry, running locomotives 

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88 views 1 answer
Description :

Define measurement and state the significance of electrical measurement system.

Answer :

Measurement: Measurement is essentially a process in which magnitude of a quantity is determined in comparison with another similar quantity with significant units. OR The measurement of a given ... x) The measurement conforms the validity of hypothesis and also adds to its understanding.

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Description :

Why earthing is essential in electrical installation ? Explain any one type of earthing. 

Answer :

Following reasons earthing is essential in electrical installation :   1. To provide an alternative path for the leakage current to flow towards earth. 2. To save human life from danger of electrical shock ... G.I. pipe of size 19mm and funnel for pouring the water in earth pit when required.

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Description :

Write short notes on fire extinguishing methods adopted in electrical engineering. 

Answer :

Stand 6 to 8 feet away from the fire and follow the four-step PASS procedure. If the fire does not begin to go out immediately, leave the area at once. Always be sure ... fire causing the particles to expand chemically inhibiting combustion and expelling the oxygen thereby smothering the flames. 

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Description :

State the function of any two safety tools used in electrical workshop. 

Answer :

1. Circuit Testers: You need to have a voltage tester of some type for electrical work, and one that you trust is working properly 2. Electrical Tape: Every electrical tool kit should have at ... types of fire safety equipment are designed for detection. 11. Wooden ladder:- working with high level

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Description :

Electrical engineering

Answer :

https://youtu.be/ZKnK7Na2Frw

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Description :

Electrical quantities (symbol and basic unit)

Answer :

Electrical quantities (symbol and basic unit)

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Description :

Electrical Engineering Android APP

Answer :

Electrical Engineering Useful Android Apps 1. Electrical Engineering https://play.google.com/store/apps/details?id=electrical.electronics.engineering 2. Electrical Engineering Symbols https:/ ... .google.com/store/apps/details?id=electrical.engineering.qanda SHARE THIS USEFUL APPS

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Description :

Problems on electrical power and energy

Answer :

Problem on electrical power and energy 1 : https://youtu.be/ZvWHuMdmv9g Problem on electrical power and energy 2 : https://youtu.be/19IZMc6U2vs Problem on electrical power and energy 3 : https ... : https://youtu.be/iYqGIwA919A Problem on electrical power and energy : https://youtu.be/iWnWQz_mzHk

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Description :

Problem on electrical power and energy 2

Answer :

Problem on electrical power and energy 2

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Description :

Problem on electrical power and energy 1

Answer :

Problem on electrical power and energy 1

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Description :

Problem on electrical power and energy 7

Answer :

Problem on electrical power and energy 7

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Description :

Problem on electrical power and energy 6

Answer :

Problem on electrical power and energy 6

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Description :

Problem on electrical power and energy 5

Answer :

Problem on electrical power and energy 5

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Description :

State the need of energy conservation in electrical motor.

Answer :

Need of energy conservation in Electrical motors: 1. Induction motors are used as electrical drives in industrial, commercial and residential sectors. 2. Considering all industrial applications, 70% of ... system. 8. To adopt advanced technology in design and to use better quality materials.

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100 views 2 answers
Description :

Describe the following energy conservation methods of electrical motor. i) By motor survey ii) By matching loads with motor rating

Answer :

Energy conservation methods of electrical motor:  1) By Motor Survey: Large industries have a massive population of LT motors. Load survey of LT motors can be taken-up methodically to ... -speed motors, eddy-current couplings, fluid couplings, and solid-state electronic variable speed drives.

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183 views 1 answer
Description :

Compare industrial electrical installation and residential electrical installation.

Answer :

Basis Residential Electrical Installation Commercial Electrical Installation Load capacity Less High Input Supply Generally single phase Generally 3 phase Purpose Domestic ... supply voltage is equal to or more then 400V then there is need of caution notice

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Description :

State any four general rules for Electrical Installation.

Answer :

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Description :

Define Electrical Installation and give its classification.

Answer :

Meaning of Electrical installation : Electrical installation is a process of estimation and erection of electrical wiring with materials, and electrical machines used by ... Residential Electrical Installation ii) Commercial Electrical Installation iii) Industrial Electrical Installation 

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