What gear would you use in applications that require greater power (torque) and equipment size?
A. Spur
B. Worm
C. Bevel
D. Helical
A. Incorrect. Spur gears are primarily used in low-power applications.
B. Incorrect. Worm gears are used to obtain large speed reductions between nonintersecting shafts, and they are generally nonreversible.
C. Incorrect. Bevel gears transmit power smoothly through a low power range.
D. Correct. Helical gears are used in applications that require greater power (torque) and equipment size.
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