A large symmetrical drum for drying sand is operated by the geared motor drive shown. If the mass of the sand is 620 kg and an average gear-tooth force of 2.15 kN is supplied by the motor pinion A to the drum gear normal to the contacting surfaces at 8. calculate the average offset of the center of mass G of the sand from the vertical centerline. Neglect all friction in the supporting rollers. Assumer-110 mm, R-615 mm,0 = 25 Detail of contact Answer: .0 mm

Glencoe Physics: Principles and Problems, Student Edition
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Chapter8: Rotational Motion
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Problem 75A
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A large symmetrical drum for drying sand is operated by the geared motor drive shown. If the mass of the sand is 620 kg and an
average gear-tooth force of 2.15 kN is supplied by the motor pinion A to the drum gear normal to the contacting surfaces at B,
calculate the average offset of the center of mass G of the sand from the vertical centerline. Neglect all friction in the supporting
rollers.
Assumer-110 mm, R-615 mm, 0 = 25°
Detail of contact
at B
Answer:
mm
Transcribed Image Text:A large symmetrical drum for drying sand is operated by the geared motor drive shown. If the mass of the sand is 620 kg and an average gear-tooth force of 2.15 kN is supplied by the motor pinion A to the drum gear normal to the contacting surfaces at B, calculate the average offset of the center of mass G of the sand from the vertical centerline. Neglect all friction in the supporting rollers. Assumer-110 mm, R-615 mm, 0 = 25° Detail of contact at B Answer: mm
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