Physics > 2015 > 40
WASSCE
A wire of cross-sectional area 0.60mm2 has a resistivity of 7.2 x 10-7 Ωm. Calculate the length of wire that will have a resistance of 3Ω
A.
0.25m
B.
2.50m
C.
3.60m
D.
36.00m
Answer: B
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.
09037778195