### Determine the angle of twist of gears a and c

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The 60mm diameter shaft ABC is supported by two journal bearings, while the 80mm diameter shaft EH is fixed at E and supported by a journal bearing at H. If T1= 2 kN*m and T2= 4 kN*m, determine the angle of twist of gears A and C. The shafts are made of A-36 steel.

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