why we use isolation transformer?

2 Answers   Godrej,

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Generally the incandescent lamps in bathrooms fuse due to high voltage at night.What is the simple solution of this problem?

4 Answers  

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A 3PH MOTOR RUNNING IN NORMAL CONDITION AND ITS AMPERE ALSO UNDER ITS FULL LOAD CURRENT,ITS CABLE RATINGS ALSO HIGER THN ITS CAPACITY,BUT ITS CABLE GETTING ABNORMAL HEAT(NOT TOO HOT)WHY ITS GETTING HOT LIK THIS?

5 Answers  

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what percent do you derate your copper wire when you change from copper buss to copper wire

0 Answers   Gerdau,

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What are the roles and responsibilities of electrical engineer in cement plant

0 Answers  

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why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

0 Answers   Alstom,

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A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

0 Answers  

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In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

4 Answers   TATA,

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how many types in CT & define it ?

6 Answers  

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why -48 volts dc used in telecommucation

0 Answers  

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why electric shock due to dc is dangerous than that of ac

44 Answers  

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What are the types of relay ?

3 Answers  

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