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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 2 > Chapter 3 - Current Electricity > A metal wire of resistance 3 Ω 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 :-

A metal wire of resistance 3 Ω 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 :-

A 200Ω resistor has a certain color code. If one replaces the red color by green in the code the new resistance will be