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.

How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.

0 Answers  

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What shall be the minimum distance to be maintained between two power cable in a common trench?

3 Answers  

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what is the main use of ac and dc drives ? it is only used for speed variation or for power saver also?

1 Answers  

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why most of the substations are rated in multiples of 11?

4 Answers  

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Can a 5 core cable one end with a 32A 3p+N+E plug and the other end 32A 3p+E be used on a generator?

1 Answers  

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why do we measure VIBRATION in -24vdc and why we adjust gap voltage -9vdc to 10-vdc? i am trying to get this information since 5 years, yet i haven't get reliable answer, i hope i can get from you.

0 Answers  

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When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?

2 Answers   Sail, TCS,

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what happens if we connect two parallel ideal voltage sources across resistor?what is current flowing through resistor?

2 Answers  

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What is electrical diversity factor in electrical installations?

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What is complex power?

1 Answers   DRDO,

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what is load balancing. what maximum load diffence is allowed between phases.

1 Answers  

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Y phase's (RYB) r only 3,not 4 or 5?plz answered in breif?

1 Answers  

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