what is the difference between normal motor and flame proof motor??

1 Answers   PI Industries, SRF,

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we change the speed of the synchronous motor by incresing or decreasing a rotor resistance

1 Answers  

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Why inductor short on dc and capacitor allow to flow ac?

1 Answers  

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HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel

0 Answers   MAB,

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1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india

0 Answers   Areva,

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Which of the following are ill suited for energy efficient motors application?

0 Answers  

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in a large three phase induction motors usually the value of full load slip is

1 Answers   PSEB,

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what is differance between PT-100 and thermocouple?

1 Answers  

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what will be d.g. capacity to cater together for 14hp A.C. load & 3kw lighting load

0 Answers  

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what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.

0 Answers  

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Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

0 Answers  

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Why is transformer core is earthed

3 Answers  

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