Answer / sanjeev

wl^2/8t

Answer / hasan mehdi

Formula for calculation of sag is wl2/8T

Answer / panthak shah

The formula is t= (S^2*w)/8d where t= tension, s= span, w=
weight per ft and d= sag.

Answer / rajdeepghosh8

the ist answer is correct but it is applicable only when
the two supports are in the same level.

how much current capacity of 300 sq. mm cable (4 core aluminium) and 150 sq. mm cable ( 4 core aluminium)

3 Answers   Bhel, RR Kabel,

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Assume a condition such that two motors of rating 6.6kv,415v are connected to blower,so tell me which motor draw large current give appropriate reason?

2 Answers   NTPC, Student,

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1.how many types of relays? 2.difference between ATS& STS?

0 Answers   L&T,

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Amoung all classes of electric machines, why the transformer uses oil as one medium of cooling?

4 Answers  

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what is automatic voltage regulator and it is used?

28 Answers   ACME, TCS,

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In our plant we have installed new MCC with ELR and CBCT which is detecting some leakage current in the system but it leading to some confusion when to check that in which feeder which is drawing current we put off the whole panel itself but still CBCT detecting some leakage current so can anybody ans me , where i am going wrong or how to detect whether its actual leakage or CBCT malfunctioning.

0 Answers   Saint Gobain,

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what is meant by surge? what we called for high currents?

0 Answers  

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WHAT IS THE HIGHEST UNDERGROUND TRANSMISSION VOLTAGE IN THE WORLD?

3 Answers   Power Grid,

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suppose if oil in transformer is not used than what constructional change you will do,for insulation and cooling?

2 Answers   ABB,

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how can we connect the capacitor bank to improve the power factor?

5 Answers  

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What is touch potential and step potential?

0 Answers   IRI,

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What is TVSS Protection???

2 Answers   Emerson,

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