Q131. A stone is thrown horizontally with an initial speed 30 m/s from a bridge. Find the stone's total speed when it enters the water4 s later. (Ignore air resistance.)Physics — NUST Mock 2 — Question 131 of 200A. 30 m/sB. 40 m/sC. 50 m/sD. 60 m/sPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →