1. The 24T 6-pitch 20_ pinion
2 shown in the figure rotates clockwise at 1000 rev/min and is driven at a
power of 25 hp. Gears 4, 5, and 6 have 24, 36, and 144 teeth, respectively.
What torque can arm 3 deliver to its output shaft? Draw free-body diagrams of
the arm and of each gear and show all forces that act upon them.
2. The gears shown in the figure have a module of 12 mm and a 20_
pressure angle. The pinion
rotates at 1800 rev/min
1. The 24T 6-pitch 20_ pinion
2 shown in the figure rotates clockwise at 1000 rev/min and is driven at a
power of 25 hp. Gears 4, 5, and 6 have 24, 36, and 144 teeth, respectively.
What torque can arm 3 deliver to its output shaft? Draw free-body diagrams of
the arm and of each gear and show all forces that act upon them.
2. The gears shown in the figure have a module of 12 mm and a 20_
pressure angle. The pinion
rotates at 1800 rev/min clockwise and transmits 150 kW through the
idler pair to gear 5 on shaft c. What forces do gears 3 and 4 transmit
to the idler shaft?
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