Published by:
CGP EDU Academic Team
Published on: September 13, 2026
A Copper (Cu) rod of length 25cm and cross-sectional area 3mm 2 is joined with a similar Aluminium (Al) rod as shown in figure. Find the resistance of the combination between the ends A and B. (Take Resistivity of Copper 
Resistivity of Aluminium 
)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
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