0
The metal wires expand in the heat - making them sag.
Wiki User
∙ 6y ago
Add your answer:
Earn +20 pts
Why Electric cables between the poles be left loose in summers?
Electric cables made of metal. Metal contract at low temperature and expand at high temperature. Placing wire on hot weather of summer should allow for length contraction in winter or it might break.
Can electric fields be harmful?
Before lightening strikes, there has to be an electric field. If you grab a live wire, the voltage of the wire creates an electric field in you which drives the current that kills you.
How the charge on a wire changes when an electric current flows in the wire?
2 plus 2
How can earth wire prevent electric shocking?
large current flows from live to earth wire.
A flow of electric charge in wire?
direct current
Why Electric cables between the poles be left loose in summers?
Electric cables made of metal. Metal contract at low temperature and expand at high temperature. Placing wire on hot weather of summer should allow for length contraction in winter or it might break.
Do electric current cause coiled wire to become an electric bell?
No. A coiled wire can never become an electric bell without some more piecesand parts. When you have those, however, assembled in the right way, it's truethat passing an electric current through the coiled wire will cause the bell to ring.
Could a coiled wire become a bell with electric current?
yes
Inventor of electric wire?
who invented electric wire
Why neutral wire doesn't give electric shock?
The neutral wire doesn't give an electric shock because it is the same potential as ground. That being said if you come in contact with the "hot" wire and the neutral or ground wire, you become the load and will receive a substantial shock.
Why won't an electric window go back up?
It's either a bad Switch, bad/loose wire, or bad window motor
What is a floating neutral wire?
a loose connection of a neutral wire
What is the third green wire on an electric drill is the wire?
it is the earth wire
How can the loose wire of a starter on a 97 Nissan Maxima be fixed?
If the wire is loose at a connection, find a wrench that will fit it and tighten it.
What is the third (green) wire on a electric drill is the?
It is earth wire
What is The third green wire on an electric drill is the?
It is earth wire
How do you complete a sentence that begins with 'Electric wire sheathing should'?
Electric wire sheathing should not project more than one inch into the electric panel.
