Q130. If the elastic potential energy stored in a spring is U when it is compressed by 4 cm, what is the elastic potential energy when it is compressed by 20 cm?Physics — NUST Mock By Dogers 5 — Question 130 of 200A. 20UB. 25UC. 30UD. 35UPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →