Cross sectional area Length
A. m2 1cm
B. 1m2 1m
C. 1cm2 1m
D. 100m2 1m
Answer:B
Cross sectional area Length
A. m2 1cm B. 1m2 1m C. 1cm2 1m D. 100m2 1m
Explanation: Electrical resistivity is defined as the electrical resistance of a conductor having cross- sectional area 1 m2 and length 1 m.