JEE Main 20199 Apr, Evening shiftPhysicsMediumCurrent Electricity150× since 2002
A metal wire of resistance 3 is elongated to
make a uniform wire of double its previous
length. This new wire is now bent and the ends
joined to make a circle. If two points on this
circle make an angle 60° at the centre, the
equivalent resistance between these two points
will be :-