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CHRISTOPHER-EST
Answers (1)
The angular acceleration is (1.7/27)(6.9rad/s^2)=0.434 rad/s^2 The it takes the bigger wheel to reach 59rpm (59 rev/mn)(2Ď€rad/rev)(mn/60s)= 6.18 rad/s w = a/t so t =w/a t= 6.18 rad/s / 0.434rad/s^2 t = 14.2 s
