Question

CHECKPOINI
1. Give one example each of good conductor, poor conductor and insulator of electricity.
2. Does resistivity of a given conductor wire depend on its length and area of cross-section?
3. Which material is commonly used for electric transmission lines?
4. Does same current flow through different resistors joined in series arrangement across a given voltage supply? Is
your answer same for parallel arrangement of the resistors?
5. Name any two devices which operate on the basis of heating effect of electric current.


plz give the answer fast........​

Answer 1

Answer:

good condector gold nickel

poor condector elements glass