How do you compute voltage drop and cable size over distance?

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What type of fittings and electrical accessories can be install in radiation area ?

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How many types of instrument cables are there?

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HELLO EVERYONE, I RECENTLY HAVE FOUND ONE PROBLEM, I WAS TAKING NO LOAD TRIAL OF AN HT MOTOR 920 MOTOR , 1440 RPM , 6.6 KV, WITH AUTO TRANSFORMER. AT 450 V, LOAD WAS 40 AMP AND SPEED WAS 250 RPM. BUT AS WE INCREASE VOLTAGE FROM 450 TO 480V, LOAD BECOME 41 AND SPEED REDUCED TO SOME RPM . SO WHICH PHENOMENON ACTED HERE FOR REDUCING SPEED.?? AND IS IT HAPPENING ALWAYS OR IT IS RARE? I ALSO HAVE FACED SUCH PROBLEM WITH FEW LT MOTOR ALSO.

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R u say ,that is there is any flux in your room.

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What is the difference between Ac curent & DC current

2 Answers   Juniper Networks,

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why the manufacturer provide M and C terminals ? why they will not internally short them ?

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Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

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In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

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Why is the generator rating always in kVA and motor rating in kW?

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difference between crane drive and line drive.

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what happen if generator exitation lost?

7 Answers  

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