if the field circuit of a d.c. shunt motor running without load gets opened, then the motor will

3 Answers  

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Define gain margin?

0 Answers  

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why we do not switched on capicitor panel with DG Supply

3 Answers   DLF,

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Why fuel tanks to be earthed ?

6 Answers   Electronics, Hindustan Petroleum, HPCL, Ispat,

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Wht ar the reason for low voltage on consumer side?

6 Answers  

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WHAT IS THE ANALYSIS OF FREE WHEELING DIODE IN FULL WAVE CONROL RECTIFIER?

1 Answers  

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how to select power and control contactor .

1 Answers   Bhel,

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The control system is used for?

3 Answers   CCP, NTPC,

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what is the star delta connetion and how can do it a three phase motor with control witing with picture

0 Answers   Aurobindo, SA Kent, Wipro,

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I have connected 04nos. earthings to a transformer through 04nos. earthing pits seperately. 02nos. earthings are connected to T/F body, and 02nos. earthings are connected to T/F neutral.T/F capacity is 2000KVA, 11KV/415V. But after completing of 02 years successful operation ,we are facing following problems- 1. CT/PT occured blast one time 2. HT cable box occured blast two times 3. One body earthing strip and one neutral earthing strip of transformer are overlapping at some places. Whenever these two strips are pressed at overlapped points, they made spark. What is the reason of spark? Please explain the reason & rectification of above problems

5 Answers  

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Why PS class CT is always preferred for Differential protection?

0 Answers  

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The following equipment are installed ia a plant 1. 110KW Induction motor 4 Nos 2. 30 HP motor 3 Nos 3 15 HP Motor 3 Nos 4 7.5 HP motor 4 Nos what is total load of plant if one of each is stand by.

3 Answers   Blue Star,

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