C++ Interview Questions And Answers

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1.  What is C++? Released in 1985, C++ is an object-oriented programming language created by Bjarne Stroustrup. C++ maintains almost all aspects of the C language, while simplifying memory management and adding sever...

C Interview Questions and Answers Part 2

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1. What is a pointer on pointer? Ans : It’s a pointer variable which can hold the address of another pointer variable. It de-refers twice to point to the data held by the designated pointer variable. Eg: int x = 5...

C Interview Questions and Answers Part 1

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C programming language was developed between 1969 and 1973 by Dennis Ritchie at Bell Labs. He uses this new programming language for the re-implement UNIX operating system. C is a high-level structured oriented pro...

Electronics Interview Questions Part 1

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1. What is Electronic? The study and use of electrical devices that operate by controlling the flow of electrons or other electrically charged particles. 2. What is communication? Communication means transfer...

Mechanical Interview Questions & Answers Part 1

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Whether you are preparing to interview a candidate or applying for a job, review our list of top Mechanical Engineer interview questions and answers. 1. Explain the second law of thermodynamics. The entropy of t...

Electrical Interview Questions & Answers Part -1

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Review a list of frequently asked Electrical interview questions for electrical Engineering Sector . Frequently asked interview questions with answers under the subjects like electrical machines,Transmission and distr...

Industrial Automation and Control Interview Questions

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Industrial Automation and Control Interview Questions What is cascade amplifier? A multiple-stage amplifier in which the output of each stage is connected to the input of the next stage. What do you mean by c...

Thermal/Steam Power plant

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A thermal power station is a power plant in which the prime mover is steam driven. Water is heated, turns into steam and spins a steam turbine which drives an electrical generator. After it passes through the tu...

Different Types of Power Plants

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Thermal/Steam power plants use fuels such as petroleum, coal, or biomass are burned to heat water to create steam, the pressure of the steam spins a turbine turning the copper wire inside the generator. Geothermal ...

High Voltage Engineering

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Introduction of High Voltage Engineering: In general, gases are good insulating media for electric voltage. For example a 0.5 cm layer of air can withstand a voltage of the order of 17 kV. There are gases having mo...

Circuit Breakers

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Introduction of circuit breakers All electric circuits needs a switching device and also a protective device. Switchgear is the general term covering a wide range of equipment connected with switching and prote...

Electrical Power Transmission And Distribution

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Electric power distribution Electricity distribution is the final stage in the delivery of electricity to end users. A distribution system's network carries electricity from the transmission system and delivers it ...

Electrical Power Factor

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Electrical Power Factor (Calculation & Power Factor Improvement) In general power is the capacity to do work. In electrical domain, electrical power is the amount of electrical energy that can be transferred to s...

Electrical Fault Calculation

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Before applying proper electrical protection system, it is necessary to have through knowledge of the conditions of electrical power system during faults. The knowledge of electrical fault condition is required to dep...

Electricity Pricing Or Tariff

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Electricity pricing (sometimes referred to as electricity tariff or the price of electricity) varies widely from country to country, and may vary significantly from locality to locality within a particular country. Th...

Electric power distribution

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Electricity distribution is the final stage in the delivery of electricity to end users. A distribution system's network carries electricity from the transmission system and delivers it to consumers. Typically, the ne...

Short Note Of Electrical Machine

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1. Why almost all large size Synchronous machines are constructed with rotating field system type? The following are the principal advantages of the rotating field system type construction of Synchronous machines: ...

Alternator Or Synchronous Generator

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The definition of alternator or Synchronous Generator is hidden in the name of this machine itself. An alternator is such a machine which produces alternation electricity. It is a kind of generators which converts...

Three Phase Induction Motor Interview Questions

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What is the Three Phase induction motor Working Principle? Like any electric motor, a 3-phase induction motor has a stator and rotor. The stator carries a 3-phase winding (called stator winding) while the rotor car...

SINGLE PHASE INDUCTION MOTORS INTERVIEW

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Please Name some Single-phase induction motors? (i) split-phase type (ii) capacitor type (iii) shaded-pole type Please name two types of Repulsion motors? (i) Repulsion-start induction-run motor (ii) Repulsion-i...

Transformer

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A transformer is a static electrical device that transfers energy by inductive coupling between its winding circuits. A varying current in the primary winding creates a varying magnetic flux in the transformer's core ...

Generator

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An electric generator is a device that converts mechanical energy to electrical energy. A generator forces electrons to flow through an external electrical circuit. It is somewhat analogous to a water pump, which crea...

Electrical Machine Core

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An electric motor converts electrical energy into mechanical energy. The reverse process of electrical generators, most electric motors operate through interacting magnetic fields and current-carrying conductors to ge...

Computer General Knowledge Questions and Answers

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Computer GK : Computer Questions and Answers 1. Who invented Compact Disc? Ans : James T Russel 2. Which day is celebrated as world Computer Literacy Day? Ans : December 2 3. Who invented Java? Ans : James...