What is the difference between rulling span and wind span of of an Over Head Transmission Line?

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why we use 50 hz frequency in india .. why not 60 hz 

3 Answers  

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solor panels arrange some angle,panel is flat fitted energy was produced or not why?

0 Answers  

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why rotor current reading is taken & why not stator?

4 Answers  

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An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...

1 Answers   Saint Gobain,

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What is the source of dependent source ?

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What is tan delta & PPM in transformer? and whats its IS value?

0 Answers  

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how we are desining 63.5 ohm resistor for NGR of alternator?

1 Answers  

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what is phase to phase fault? what is line to line fault?

6 Answers  

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why we do 2 types of earthing on tranformer ie:body earthing & nutral earthing , what is function. i am going to instal a 5oo kva tranformer & 380 kva DG set what should the earthing value

8 Answers   Altrion Technologies,

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Hi, My question is our total motor load is 55 kw.so what cable size required for main supply. Please reply

1 Answers   Maryam Enterprises,

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which type of A.C motor is used in the fan (ceiling fan, exhaust fan, padestal fan, bracket fan etc) which are find in the houses ?

25 Answers   Airtel, MPPTCL, USSA,

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