WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES ?
Answer Posted / nagaraju
when transmission voltage exceeds 30kv/cm breaking voltage
occurs due to this ionization will take place around the
conductor follwed by hissing noise ,color appearing ,light
glowing finally corona
Is This Answer Correct ? | 11 Yes | 1 No |
Post New Answer View All Answers
How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?
what is the calculation formula for motor starting torque,running torque, running torque.
solar energy light efficiency & disadvantages?
WHAT IS THE MEANING OG (li = 7 In)
Define what is difference between fuse and breaker?
how does this job compare with others you have aplied for?
why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving
what is reactive power?, why its measured in VA ? is it transient behavior of system?
Disadventage of cable-gland earthing if any ?
how to failure indution motor insulation & how to improve heat in motor insulation
when measure the core loss of three phase distribution transformer or three phase reactor loss, one phase shown negative watt loss. why??
What is the Surge for 1.1 Phase Induction Motor(For Eg.1Hp) 2.3 Phase Induction Motor(For Eg.1Hp) 3.AirConditioner(For Eg 1Ton) 4.Refrigerator(For Eg 180Ltr or 160kW) 5.Induction Cooker 4. Ceiling Fan
The windings of a transformer are divided into several coils, because?
What is accuracy of a measurement?
what is the transformer rush current?