The gearing of a machine tool is shown in Figure P61 The mot

The gearing of a machine tool is shown in Figure P6.1. The motor shaft is connected to gear A and rotates at 1500 rpm in the direction shown on the figure. Gears B and C are keyed to the same shaft. Similarly, gears D and E are keyed to the same shaft. Determine the speed of the output gear G, if the number of teeth on the gears are as given below: Gear A B C D E F G Number of teeth 20 50 30 75 25 30 70

Solution

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