Answer / shri..

A transducer is an electronic device that converts energy
from one form to another. Common examples include
microphones, loudspeakers, thermometers, position and
pressure sensors, and antenna. Although not generally
thought of as transducers, photocells, LEDs (light-emitting
diodes), and even common light bulbs are transducers.


And

A transformer is a static electrical device that transfers
energy by inductive coupling between its winding circuits.

why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A

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Name the types of motors used in vacuum cleaners, phonographic appliances, vending machines,refrigerators, rolling mills, lathes, power factor improvement and cranes.

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What different between kw and kva. why maser AC in kva.

3 Answers  

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Explain few advantages of electric traction system?

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hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.

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Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers  

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What is dynamo?How it works and what is the function of dynamo in a DG.

3 Answers   Amrapali,

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what is star delta starter? how it works? give its control and power diagram.

0 Answers   Bhel, Point to Point Solution, Star Wire,

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how to calculate cable bending angle in a trench?

2 Answers   Eastern Cement,

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in a diesel generator is there any relation between AVR to fule system?

2 Answers  

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can i use ups power as a raw power for another ups

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how to find under ground cable fault ??? if our cable size is 95*4 then what will load capacity with far mull

2 Answers   Imdad,

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