Question

uniform iron has length 7 M base 22.4 kg how much does the same bar of length 65 m

Answer 1

Mass per unit length of given rod is
= (85.5 kg) / (22.5 m)
= 3.8 kg/m

Length of 22.8 kg rod
= 22.8 kg / (3.8 kg/m)
= 6 m

Length of 22.8 kg rod is 6 m