Physics
Give two characteristics of high tension wire.
Household Circuits
51 Likes
Answer
A high tension wire has low resistance and large surface area. The resistance is kept low so as to allow a heavy current to pass through it.
The surface area is made large so that it radiates the heat produced more quickly to the surrounding.
Answered By
34 Likes
Related Questions
Why is it necessary to have an earth wire installed in a power circuit, but not in a lighting circuit?
Which of the cables, one rated 5 A and the other rated 15 A will be of thicker wire? Give a reason for your answer.
How does the colour code of wires in a cable help in house wiring?
The diagram in figure shows three lamps and three switches 1, 2 and 3 connected with two cells.
(a) Name the switch/switches to be closed so as to light all three lamps.
(b) How are then the lamps connected : in series or in parallel.