Question

The ropes in (Figure 1) are each wrapped around a cylinder, and the two cylinders are fastened together. The smaller cylinder has a diameter of 10 cm and a mass of 2.0 kg ; the larger cylinder has a diameter of 20 cm and a mass of 12 kg .

What is the angular acceleration of the cylinders? Assume that the cylinders turn on a frictionless axle.2 x P The BBS SUL PH Be Me 3b 65 C An f 25 25 25 Q Pin Per The Ma WD: O F FIEF FIE Q Ph New Tai + - X 5 @ session.masteringph

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Answer #1

5cm 4 4.0 a Torque T = 8xF - and I = IQ - © so y Ta = rf. where I = moment of Inertia a a= angular acceleratioy o f= T= Tensi. IT =8T → Q = TXT = lösx 2.5% 9.8 12x1 oz = 20.41 rad/ see? 2.ska + 2.5Xg=T co anaular acceleration es go.qdad/see?

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