Answer / k.prakashchandra

There may be a solenoid in a relay but there can not be a
relay in a solenoid.Solenoid executes a command and relay
is a commander.

Answer / k

A relay is an electronic switch controlled by a magnetic field. I solenoid is a mechanical switch controlled by electromagnetism.

Which of the following loss varies with the load A hystresis loss B eddy current loss C copper loss D core loss

1 Answers  

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could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?

0 Answers  

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Draw torque - speed curve and load curve of induction motor? mark operating point ?

0 Answers  

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Define Electrical Insulation and examples of Solid,Liquid and Gaseous insulating materials?

0 Answers   MPPTCL,

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What is ill conditioned power system?

1 Answers  

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What is meant by Energy Efficient Transformers??? give significance

1 Answers   MahaGenco,

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what is the function of turbo charger in disel generators

1 Answers   Kirloskar,

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Triping principle of ELCB&RCCB? wht is the difference between these two?

2 Answers  

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what is the difference between RMS meter and normal meter

3 Answers   TATA,

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How vaccum is formed to create a vaccum interrupter or anything related with vaccum?

6 Answers  

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How do u analyse protection fault when vcb tripping on load

0 Answers  

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We know flow of electron is current . But why electron flow from negative to positive and current from positive to negative?

4 Answers   Power Grid,

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