A compound gear train is composed of four gears, A, B, C, and D. Gear A has 10 teeth and is meshed with gear B. Gear B has 20 teeth and shares a shaft with gear C, which has 16 teeth. Gear C is meshed with gear D, the output gear. Power is supplied at gear A with 100 ft•lb of torque and is traveling at1600 rpm.

Question

anonymous · Answer

6.	The necessary torque output for the system is 500 ft•lb. What should the gear ratio of the system be?