A wire of length l and resistance 
is divided into 10 equal parts. The first 5 parts are connected in series while the next 5 parts are connected in parallel. The two combinations are again connected in series. The resistance of this final combination is [NEET 2024]
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Given, wire of length l is divided into 10 parts each having 
According to question, 5 parts are connected in series,
i.e, 
5 parts are connected in parallel,
i.e, 
When both R 1 and R 2 are connected in series
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