Question

A mobile is constructed of light rods, light strings, and beach souvenirs as shown in the figure below. If m - 12,0 9, find values (ing) for the following. (Let d. - 3.90 cm, d, -5.50 cm, d, -2.90 cm, 44 - 4.10 cm, ds - 3.30 cm, and do -3.80 cm.) di de ds ds 0 9 (c) my S (d) What If? ifm. accidentally falls off and shatters when it strives the floor, the rod holding m, will move to a vertical rentation so that mhangs directly below the end of the rod supporting my To what values should m, and my be adjusted so that the other two rods will remain in equilibrium and be oriented horizontally? (Enter your answers in g.) my 9

Answer 1

7777 ?p J di dz X T2 da B เพ - d5 do Mag А Mag m, q (a): T A =0 = migde = maqda m, (3-80) = 12 13.30) m, = 10.42 g T B 1) = 0 3 (b) T, -mig+m47 2 m gdz T, da my 12.90) = (10.42+12) (4.10 ) M₂ = 31.7g T, + m₂ y = lm, tm₂ +ma)g [ 07 magd₂ = Tz d, mz (5:50) = (10.42 + 31.7 + 12) 3.90 (c) TZ 1 C. Ew = 38.389 (d) when m, falls off TB =07 mi (2.90) = 12 (4.10) am gdz mag da m = 16.96 g 2 the now Th 20 epbeur a e I, d, 2 = magtm mag Tc m (5.50) = (16.96+12) (3.90) m = 20.537