Answer / vilas

Choke is used for to reduce the low frequency signals that means it bloks that signal

Answer / jaya senthil nathan

choke is used to step up the voltage
starter is to seperate the initial voltage into two for two
ends of the tube light ,....

what is the difference between earthing and grounding of electric circuits

5 Answers   HCL, Turbo,

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why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

1 Answers  

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what happen if turbine trip ,g.c.b not open and excitation on condition?

1 Answers  

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

1 Answers   Usha Capacitors,

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what is meant by neutral Ct of a transformer and how it connected in transformer

4 Answers  

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50 electric bulbs are connected across supply of 220 volts. After one bulb is fused remaining 49 bulbs are again connected to same supply. which case will have more illumination & WHY????????

5 Answers   KJ,

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electric shock is due to current r voltage.?

12 Answers   National Steel, TCS,

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why substation rating interms of 11 multiples???like 11kv/33kv iis there any special reason???

5 Answers  

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how to identyfy cable sizes?

4 Answers   IAF, Mylan,

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At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?

1 Answers  

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how can i use REF and diffrencial relay both in 1 CT core for transformer protection?

1 Answers  

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WHAT IS THE WINDING PROCEDURE OF ELECTRICAL MOTOR

1 Answers   GE,

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