keyaramandujano4568 keyaramandujano4568 09-01-2024 Physics contestada A wire of length L and radius r fixed at one end and a force F applied to the other end produces an extension l.The extension produced in another wire of the same material of length 2L and radius 2r by a force 2F, is :A. lB. 2lC. 4lD. l/2