Q122. What is the work done in lifting an object with a mass of 20 kg to a height of 2 m against gravity? (Assume g = 10 m/s2)Physics — NUST Mock By Dogers 4 — Question 122 of 200A. 10 JB. 20 JC. 30 JD. 400 JPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →