What makes the telegraph wires hum?
Answers were Sorted based on User's Feedback
Answer / sunil meena
when any earth fault occur or the ac traction line passes near telegraph wire then hum produced in the telegraph wires.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / sanju
The wind blowing against the wires sets them vibrating this
producing a humming sound.
| Is This Answer Correct ? | 0 Yes | 1 No |
What is the difference between emf.&pot. Diff.?
What do you mean by newton meter?
What are rectifiers used for?
Why is it difficult to stand on stilts ?
According to the standard model of particle physics, what is the name for the three leptons that have no electric charge and little if any mass?
What is the normal temperature of the human body ?
If 2460 kj/kg of heat is addes to water at o C to produce wet steam at 1500 kpa, what is the dryness fraction?
Which property of sound is affected by change in air temperature?
For which type of waves is the principle of superposition valid?
why are metals able to conduct current so well?
Why are glaciers formed ?
What is Refraction ?