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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 ?
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Answer Posted / amit biswas
abt noise in xmer
noise in tr. ocurres due to the the fact that alternating
elec feild generates a alt. flux. due this alt flux the the
core experinces a effect of cont. exppansision and
contraction this phenomenan is called MAGNETOSTRICTION.
this causes vib. in tr. pherephiry
| Is This Answer Correct ? | 9 Yes | 0 No |
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