We know that primary transmission is done to reduce current so that i^2*r loss could be minimised but according to ohm's law v is directly proportional to i,which indirectly means higher potential difference means larger current?so how the current is minimised in high power transmission line??

2 Answers  

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Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.

0 Answers   DAE,

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In Single Phase AC Supply,If Voltage between Phase and Neutral is 230V means what will be the Voltage between Phase and Earth?

2 Answers  

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how can we check a fully charged battery?

6 Answers   BEML, Singareni Collieries,

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Brushed alternator is also called dc generator ? its true or false ?explain it ?

5 Answers  

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explain why tap changer is always connected to high voltage winding side of the transformer.

10 Answers   IOCL, UPPCL,

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In DC motor,the field MMF is given by NI.N-no.of field winding turns,I-excitation and both are constant.Then how could the main flux decreases due to armature reaction.

4 Answers   Bhel, IBM,

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What is Automatic interlocking circuit dighram between two contactor for DG SET panel.

1 Answers  

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1.what is difference between ATS & STS main use. 2.what is difference between ACB& VCB With symobles,and main partes, manimum range. 3.How many types of relays and main function.

0 Answers   Visa,

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What is the difference between emf, voltage drop and potential difference?

4 Answers  

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How can calculate the daily electrical consumption of 7.5 HP motor, if the moter runs 24 hrs continiously. Also have to know about 3.5 hp chiller.

0 Answers   Wipro,

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how the fan is switched off immediately switching off the switch?

2 Answers  

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