Q127. A spring has a length of α when a 4 N force is applied and a length of β when a 5 N force is applied. What is the length of the spring when a 9 N force is applied?Physics — NUST Mock By IBAGRADS 4 — Question 127 of 200A. 5α - 4βB. β - αC. 5β - 4αD. 9(β - α)Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →