Answer Posted / linish

as the frequency of the supply increases the lumen output of discharge lamp also increases as we know with electronic circuit, CFL lamp is getting high frequency supply

HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

2054

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Why in 6 KV XLPE cable termination kit used and why not in 380 V xlpe cable same is not used

2579

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What is depreciation factor?

2219

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what is the difference betweem star connected motor & delta connected motor?

2307

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what is destructive and non-destructive testing of welding

1625

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Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?

1154

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What is the end effect of linear induction motor ??

1958

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What is inverse definite minimum time lag relay? Where is it use?

2777

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A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.

2066

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WHY IL=IPH IN STAR AND WHY IPH=IL/1.732 IN DELTA? WHAT IS REASON BEHIND IT?

6249

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Igfet is a

1590

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How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me

1977

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how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???

2113

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how give earthing conection to household equipment?

1963

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

2081

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