A wire of resistivity 4.40 x 10^-5Ω cm has a cross sectional area of 7.50 x 10^-4 cm². Calculate the length of the wire that will be required to make a 4.0Ω resistor by Sunday | May 19 | Physics WAEC | 0 comments A. 82.50 cm B. 68.18cm C. 15.90cm D. 11.95cm Correct Answer: Option B B. 68.18cm Users Also Read These:An electric string of length l is elastically…If a metal wire 4m long and cross-sectional area 0.8…A wire of length 100 cm has a resistance of 10Ω. If…A force of 500N is applied to a steel wire of…A constantan wire has a cross-sectional area of 4 x…