How can i calculate resistance of a wire?
1 Answer
Mar 20, 2018
Using a set up known as meter bridge we can easily find the Resistance of a wire.
Explanation:
http://www.learncbse.in/to-find-resistance-of-a-given-wire-using-metre-bridge-and-hence-determine-the-resistivity-specific-resistance-of-its-material/
The meter bridge works on the principle of wheat-stone bridge.
For the meter bridge shown above the relation from wheat stone bride principle comes out to be :-
Thus, the unknown resistance
The general wheat-stone bridge is shown below :-
http://www.cbsesamplepapers.info/cbse/cbse-previous-year-solved-papers-class-12-physics-delhi-2015