1. Why a DC motor starter is called 3 point starter

21 Answers   ABB, CG, College School Exams Tests, Crompton Greaves, Infosys, Siva,

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Why Trasformers rated in KVA

13 Answers   College School Exams Tests, HAL, Oil and Gas Jobs,

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what is meant by reactive power ?

5 Answers  

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How do you select a cable size(Cu&Al) for a particular load

10 Answers   Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

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how to select a circuit breaker?

24 Answers   ABB, BARC, TCS,

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why rotor current reading is taken & why not stator?

4 Answers  

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What happent when a AC motor(no break and starters ) stop and suddenly start . ? Starting current low or high?? Why?

1 Answers  

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there are a transformer and a motor. both are connected to 3phase, 415 Volt, 50Hz power supply. Both are working with induction principles. Then, why, motor is rotating and transformer is not rotating.

8 Answers  

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I have 150/1A Rating CT Suppose if i inject 15A in CT " Secondary" means what will happen ??????

1 Answers  

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i want wipro vlsi placement pattern please send me

0 Answers  

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wat is the criteria we use the diff. relay ?

2 Answers  

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In Indian Railways , how the AC motor is driven? Please explain clearly starting from the overhead 25kV supply.

1 Answers  

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