A 40-tooth gear meshes with a 10-tooth gear. For each full turn of the large gear, the small one turns
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Correct answer to question 79 (Mechanical Comprehension): 4 times
Method
Forty teeth pass the mesh in one turn of the large gear, and the small gear consumes ten teeth per turn, so it makes four. The small gear spins faster but with correspondingly less torque.
Updated: November 2026
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