Statement A: The electrical resistance of a column of 0.5 M NaOH solution of diameter 1 cm and length 50 cm is 5.55×103 ohm.Statement B: Its resistivity is equal to 76.234 Ω cm.

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Both Statement A and Statement B are true

Both Statement A and Statement B are false

Statement A is true but Statement B is false.

Statement A is false but Statement B is true.

answer is C.

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Detailed Solution

R=ρ×lA (A=πr2)∴ ρ=R×Aℓ=5.55×103×(0.5)2×3.1450=87.13 ohm cm

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