1)Why electric shock is feel ?? n in a Electric Train why
we didnt feel that ?

2)What is the reason for transformer Noise ??

3)What is relation b/w Transmission Lines & Communication
Lines ?

4)Which material is used for making Transformer oil & How u
measure its dielectric strength & Name the test ?





Answer Posted / rahul dhote

trasformer noise is also called as *HUMING* it is due to
mechanical vibration of various part of the trasformer
structure

Is This Answer Correct ?    2 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is frantic effect?

709


What is difference is of VSD,VFD,VSDS, are they the same as the direct current to control dc using above mention

998


What is different type of Electrical curve and how it protects the equipment's while up-normal situation?

1425


How many turns are there in primary winding? (In Transformer)

1223


how to calculate the fault in substation

1728






What is an order of a system.

731


write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

1696


is the value of inductance depends upon the value of thitha in doubly excited machine??

1571


what is negative d.c. voltage, why this voltage is used in base transciever station.

1745


What is Servo Ventilated Motor?

1607


What is the difference in calculating size of AC cables compared to calculating size of DC Cables? Usually DC Cables are larger than AC Cables although they have the same ampacity. Why is it?

1528


what is the difference between RMS & TRUE RMS VOLTAGE

2408


Difference between drift current and diffusion current?

1319


why we use four type of phase angle difference between pimary & secondry winding of a transformer & where we use them?

1631


Do u know any one? how to find out in motor rated amps? formula?

1546