When two or more gears rotate about same axis and have same angular velocity, it is known as compound gear train. Figure 15.25 shows the example of compound gear train.
Figure 15.25 Compound Gear Train
Example 15.8: A motor shaft is connected to gear 1 which rotates at 50 rpm. Find the speed of output shaft gear 6 (Figure 15.25). The number of teeth on each gear is given in the following table:
Solution:
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