Which of the following are the important limitations of rod gap surge arresters? 1. They are not capable of selling off power frequency follow up current. 2. After a discharge, the rods are destroyed completely. 3. Performance is affected by climatic conditions. Use the following codes for selecting the correct answer. Codes: (a)1, 2 and 3 (b)1 and 2 (c)2 and 3 (d)1 and 3

1 Answers  

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what will happen when a electric bulb is connected between two phases.it will glow or not

18 Answers  

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if we convert ampers into kw,which one formula use by us,pls tell me?

11 Answers   ABB,

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What is the maximum percentage voltage drop (vd%)for a motor control center

0 Answers  

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Wtat is mean by GHOAST VOLTAGE?

3 Answers  

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In a transformer, the hysteresis and eddy current losses depend upon 1.load current 2.maximum flux density in core 3.type of lamination 4.supply frequency The correct statements are (a) 1 and 3 (b) 2 and 3 (c) 1 and 4 (d) 2 and 4

9 Answers  

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In winter we seem lightly an electric shock when we touch to doors(sometime)

13 Answers   Infosys, REL,

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What is the difference between MPP, APP, Mixed Dielectric power capacitors? Which technology is superior in current scenario?

5 Answers  

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Explain about p.t?

0 Answers  

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why ht motor connection in star

10 Answers   Suzlon,

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how we can calculate which capacity capacitor bank we have to add for improve pf?

3 Answers   Consultancy, JM Huber, Torrent Power,

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What is the basic difference between earthing, ground and neutral?

11 Answers   Balco, Cognizant,

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