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JEE Main 9 Apr 2019 Paper 2 Solved Paper

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Question : 28

Total: 90

A metal wire of resistance 3Ω 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:

5
2
Ω
5
3
Ω
12
5
Ω
7
2
Ω

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