An elastic cord can be stretched to its elastic limit by a load of 2N. If a 35cm length of the cord is extended 0.6cm by a force of 0.5N, what will be the length of the cord when the stretching force is 2.5N? (a) 350.8cm (b) 352.8cm (c) 353.0cm (d) Cannot be determined from the data given
