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.

what is multiplying factor of a energy meter connected with a CT ratio of 600/5 and voltage at 415 volts.

1 Answers  

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what is diffrances between fuse and breaker protection? which one is best?

2 Answers   Essar,

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what is open star connection or open delta.

1 Answers   ACC, Jindal,

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How to select a cable size according to load

1 Answers   Red Bull,

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IF we have three 30KW motor, these motors are connected in DOL, star-delta and VFD respectively, what will be the fuse rating for the above three?

7 Answers   DOL, GSK, Ojus,

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How to know motor winding is star or delta connected without see the information table and winding connection ?

5 Answers   NTPC,

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Is there any rule to select the voltage of motor based on KW rating? What is the rating above which lt motor becomes the HT motor?.

0 Answers   DAE,

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5.WHICH TYPE WELDING PROCESSES USES NON CONSUMABLE ELECTRODE.........

0 Answers   SSC,

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In DC motor,the field MMF is given by NI.N-no.of field winding turns,I-excitation and both are constant.Then how could the main flux decreases due to armature reaction.

4 Answers   Bhel, IBM,

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How to calculate cable sizes in sq.mm. with using motor KW? Any formula there?

18 Answers   Aswani Properties, BRB Cable, Construction, Hitachi, L&T, Microcool Systems, Nahar, NWPF, Reliance, Renault, Saha Bright Polytech, SGH, TATA, Techno Electric and Engineering, TFIL, Thermax,

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explain how to protect high rise building from the risk of lighting.

1 Answers  

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how we test a 3 phase motor on single phase supply....? HOW WE RUN A 3 PHASE MOTOR ON SNIGLE PHASE. supply for testing..? how we verify of a 3 phase motors 6 wire & name thame a1/a2/a3..b1/b2/b3 and c1/c2/c3 for connecting star delta starter ........i have only 1 phase supply ? help forum..........

1 Answers   Enercon,

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