Answer / lux

in tanks due to rotational movements of fluids the charges
gets accumulated on the surface of the tank.. it is
grounded at regular intervels in order to assure the
workman's safety..

Answer / will

Static electricity is produced by various phenomenons like
you find on the computer monitors, on tv screens.
All this is due to the movement of light packets hitting
the screen and accumulating the charge on the surface.

IF 3 NOS.OF HEATERS,3KW CAPACITY EACH,1 NO.HEATER CONNECTED IN R PHASE,1 IN Y PHASE AND 1 IN B PHASE.THEIR END POINTS CONNECTED IN STAR.IF I CONNECT THIS STAR POINT TO NEUTRAL OR DO NOT CONNECT TO NEUTRAL.WHAT WILL THE DIFFERENCE.

3 Answers  

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how to arrange the generator protection ansi 48 (loss of phase?)

3 Answers  

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when current lags behind voltage how does it affect the circuit.In other words what is the significance of lagging current?

3 Answers  

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what will happen if transformer given dc input

5 Answers  

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what is the difference between neutral and earth????

4 Answers  

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What is meant by knee point voltage?

2 Answers  

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Dear Brother can u tell the proper size selection of cable & the fault level calculation of braker, busbar etc. pls mail me at azeemk30@gmail.com

0 Answers  

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What will happen if we give 220v supply on both sides to the bulb

7 Answers   Exide, Sumeet Industries, Toshiba,

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Why don't we provide SURGE ARRESTORS for Transformer feeders?

5 Answers  

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last week we did the REF relay test by closing single pole (R phase) of CB and apply 380V at the primary of delta transformer. we get 33A at the primary of the R phase star end. but we get 380A at both R an B in delta side. how and why?

1 Answers   Siemens,

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it says in neutral wire current flows under normal condition, but when we put tester it wont glow, why?

7 Answers   HCL,

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Resistor switching is used in which type Circuit Breaker ? a) oil filled CB b) Air blast CB c) Gas filled CB

11 Answers   Engineers India Limited, wbsedcl,

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