Q101. Two similar spheres, each of mass m and travelling with speed v, are moving towards each other.The spheres have a head on elastic collision. Which statement is correct?Physics — NUST Mock 7 — Question 101 of 200A. The spheres stick together on impact.B. The total kinetic energy after impact is mv2 .C. The total kinetic energy before impact is zeroD. The total momentum before impact is 2 mvPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →