Answer / gs kiani

Bus Coupler is a circuit breaker used between two or more buses to couple the buses and retain supply to the load incase of any faliure in one bus or source. Supply is maintained without any power otage or break.

When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

0 Answers  

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Pls say , how we calculate lux / sq.ft, which formula used for calculation

5 Answers  

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Why dc voltage used to excite alternator field in stead of ac?

4 Answers  

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what are d/f between cfl and pl lamps,

1 Answers  

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What are the advantages of nichols chart?

0 Answers  

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Which companies are into the project management of construction of power transmission line?

2 Answers  

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How to megger test 11 kV cable and the acceptance IR value

0 Answers   BVG, NFL, ONGC,

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Which oil is used in Transformer?

6 Answers  

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what is the different types of cable lugs?

2 Answers   Green Power, Kum Yang,

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What is the use of Surge Capacitor in LAVT?

1 Answers   Snipe Engineers,

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Explain what happens to the speed of a series motor as the load decreases

1 Answers  

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What is minimum permicible value of leackage current for LT Panle when applying voltage up to 3 KV for 5 Minuits?

0 Answers   BFL,

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