Community Answer

We know S = ut + (1/2)at² 1 = 0×1.21 + ( 1/2)a×1.21² 1 = 0.73205a² a= 1.366 m/s² Now Writing the equation for mass m2 9×9.8 — T = 9×1.366 88.2 — T = 12.294 T = 75.906 N Now for mass m1 T — (Uk)mg = ma 75.906 — (Uk)14×9.8 = 14×1.366 75.906 — 137. ... See the full answer