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Electrical engineering

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Electrical quantities (symbol and basic unit)

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Electrical Engineering Android APP

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What is the function of an electrical filter ?

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Problems on electrical power and energy

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Problem on electrical power and energy 2

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Problem on electrical power and energy 1

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Problem on electrical power and energy 5

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2 answers 24 views

State the need of energy conservation in electrical motor.

asked Sep 22, 2018 in Energy Conservation And Audit by Shimroz123
1 answer 56 views

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

asked Sep 22, 2018 in Energy Conservation And Audit by Shimroz123
2 answers 29 views

Compare industrial electrical installation and residential electrical installation.

asked Sep 20, 2018 in Industry Electrical Systems-I by Shimroz123
2 answers 41 views

State any four general rules for Electrical Installation.

asked Sep 19, 2018 in Industry Electrical Systems-I by Shimroz123
1 answer 63 views

Define Electrical Installation and give its classification.

asked Sep 18, 2018 by Shimroz123
1 answer 16 views

List any two types of fuels used in electrical power generation plants.

asked Sep 7, 2018 by Shimroz123
1 answer 17 views

Explain significance and purpose of electrical measurement system.

asked Sep 6, 2018 by Shimroz123
1 answer 5 views

State the function of controlling torque in electrical measuring instrument.

asked Sep 6, 2018 by Shimroz123
1 answer 3 views

Define: (i) Resolution, (ii) Calibration, with reference to electrical measuring systems.

asked Sep 6, 2018 by Shimroz123
1 answer 16 views

Classify electrical materials.

asked Sep 4, 2018 by Shimroz123
6 answers 109 views

1.Determine the permeability of magnetic material by plotting its BH curve 2. Measure voltage, current and power in 1-phase circuit with resistive load. 3. Measure voltage, current and power in R-L series circuit. 4.Determine the transformation ratio (K) of 1-phase transformer. 5.Connect single phase transformer and measure input and output quantities. 6.Make Star and Delta connection in induction motor starters and measure the line and phase values.

asked Aug 28, 2018 in Basic electrical and electronics engineering by Zeeshan
0 answers 142 views

I got some grapic drawing questions guys and I need to see the answers immediately. Stator voltage curve for each four different start up methods.

asked Jun 23, 2018 in Electrical Machine by Erdemuysal
1 answer 255 views

Can you guys explain the advantages of frequency converter against the star delta or soft starter?

asked Jun 22, 2018 in Electrical Machine by Erdemuysal
1 answer 20 views

kWh meter is the electric meter that measures the amount of electrical _________ in kWh that was consumed in the house.  (A) Energy (B) Current (C) Voltage (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 26 views

A circuit breaker is designed to protect an electrical circuit from damage caused by :  (A) Over load (B) Short circuit (C) Over current (D) All of the above

asked May 8, 2018 in Switchgear And Protection by Shimroz123
1 answer 20 views

In fuel cell the __________ energy is converted into electrical energy.  (A) Mechanical (B) Chemical (C) Heat (D) Sound

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 24 views

_______ electric power is the most common method used by electrical grids to transfer power.  (A) One-phase (B) Two-phase (C) Three-phase (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 31 views

In order to have a lower cost of electrical energy generation the load factor  (1) and the diversity factor should be low (2) should be low but the diversity factor should be high (3) should be high but the diversity factor should be low (4) and the diversity factor both should be high

asked Apr 29, 2018 in Electric Power Generation by Shimroz123
1 answer 16 views

Which of the following has the lowest electrical conductivity? A) Mercury B) Silver C) Copper D) Gold

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 29 views

An electrical circuit with 10 branches and 7 junctions will have

asked Apr 26, 2018 in Network Analysis by Shimroz123
1 answer 27 views

The resistance of a few meters of wire conductor in closed electrical circuit is?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 12 views

Laminated cores, in electrical machines, are used to reduce?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 29 views

Silicon steel is used in electrical machines because it has?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 181 views

When an alternating current passes through an ohmic resistance the electrical power converted into heat is?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 31 views

Power factor of an electrical circuit is equal to?

asked Mar 24, 2018 in Electrical Engineering by Shimroz123
0 answers 52 views

What is the meaning of electrical materials?

asked Mar 11, 2018 in Electrical engineering materials by Quiz
0 answers 30 views

Explain the electrical losses of magnetic materials used for the cores of inductors and transformer.

asked Mar 10, 2018 in Power Electronics by Quiz
1 answer 31 views

Explain the electrical characteristics of transformer.

asked Mar 10, 2018 in Unit 3 by Quiz
2 answers 154 views

What is a node in an electrical circuit?

asked Mar 10, 2018 in Network Analysis by Quiz
1 answer 49 views

Why is it cheaper to transmit electrical energy at high voltage?

asked Mar 10, 2018 in Extra high voltage transmission by Quiz
0 answers 17 views
0 answers 22 views
0 answers 23 views

What is a drive in electrical controls?

asked Mar 10, 2018 in Control of electric drives by Quiz
1 answer 40 views

What does BIL stand for in electrical terms?

asked Mar 10, 2018 in High voltage engineering by Quiz
0 answers 960 views

What is the difference between linear and nonlinear electrical loads?

asked Mar 10, 2018 in Power quality by Quiz
0 answers 16 views

Why harmonics are generated in electrical system?

asked Mar 10, 2018 in Power quality by Quiz

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