Answer / amar

due to star connection
voltage become 0.577
time of original voltage
cause small s.c. Curent
which help in starting.

Answer / isaac achina

Due to star connection to get a neutral for any single phase machine to use

Answer / shyam chopade

due to star connection we can insert easily external
resistance in the rotor winding for more starting torque.

Answer / tarlochan singh

becouse in star connection line voltage =phase

ceiling fan wattages rating

1 Answers  

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why do we provide metallic enclosure to bus duct and then ground it?

1 Answers  

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CAN ANY ONE EXPLAIN THE KNEE VOLTAGE OF THE CT?

3 Answers  

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Why shunt Generator is not recommended to start at ON LOAD condition???

3 Answers  

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why so maney smaller size capacitor use instead of single Big size capacitor in apfc panel

1 Answers  

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What is the application of Nitrogen Injection system in Transformer Protection?

1 Answers   HPL,

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What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

0 Answers  

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Pleae send me last 5 years of Question book about RRB chennai.

0 Answers   RRB,

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what is battery impedance testing and how we perform this test with four wires.

1 Answers   Etimaad, MRF,

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why three phase three wire system probably did'nt have neutral

2 Answers   Marico,

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What is battery Amphere-hour? How the battery back up time period is calculated?

2 Answers  

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what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks

0 Answers   PCL,

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