plz answer this question...........
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R1 = rho 1/A
R2 = rho ( 3L/A/3)
= 9 rho L/ A
= 9 R1
R3 = rho L/3/3A
= 1 rho L/9 A
= 1/9 R1
Hence R2>R1>R3
Rho 1 = rho 2 = rho 3............ Because all the conductor are of same material.
L = resistivity of the substance
A= area of cross section
L= length of object
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