An elastic material has a length of 36cm when a load of 40N is hung on it and a length of 45cm when a load of 60N is hung on it. The original length of the string is? by Sunday | Nov 12 | Physics JAMB | 0 comments A. 12cm B. 20cm C. 18cm D. 15cm Correct Answer: Option C – 18cm Users Also Read These:A piece of stone attached to one end of a string is…A string of length 1.0 m vibrates in 10 loops. If…A string is stretched between two points 50cm apart.…A body of mass m = 0.5 kg is suspended by a string…The potential energy in an elastic string of force…