which is dangerous AC or DC?

10 Answers  

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what is use of thermistor ?

2 Answers  

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why in a transformer frequency remains constant? if frequency is changing what will happen?

5 Answers  

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what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?

0 Answers  

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hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

0 Answers   IIT,

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What is the latest generation of circuit breakers called?

3 Answers   Epitome, Focus Energy, Jakson, KDC, L&T,

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What is Wlak Test in Fire Alarm System????

2 Answers   Emerson,

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what is the function of conservater in transformer

3 Answers  

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what are the electrical components required for run the motor pump including safety components plz explain it how we can use such components .

2 Answers  

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how to cal calculate capacitance in DC Circuit

1 Answers  

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how the voltage between all the three phase is zero can any body explain me

5 Answers  

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hai iam arunkumar. i have applied for an section enginner in rrb. i want lat 5 years solved question papers. if u have please sedn it to arun30682@gmail.com

0 Answers   RRB,

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