Q132. The upper half of an inclined plane, with an angle of inclination φ, is smooth, while the lower half is rough. A body, starting from rest at the top, slides down the plane and comes to rest at the bottom. What is the coefficient of kinetic friction for the lower half?Physics — NUST Mock By IBAGRADS 5 — Question 132 of 200A. 2tanφB. tanφC. 2sinφD. 2cosφPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →