The Pitch Diameter of One Gear Is 96 In

question 64

Multiple Choice

The pitch diameter of one gear is 96 in. and the pitch diameter of its mating gear is 24 in. What is the gear ratio, and how many teeth does the smaller gear have?

• A) gear ratio = 4:1, smaller gear has 8 teeth
• B) gear ratio = 1:4, smaller gear has 8 teeth
• C) gear ratio = 4:1, smaller gear has 6 teeth
• D) gear ratio = 4:1, not enough information to calculate number of teeth either gear has
• E) none of the above

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