Final answer:
Low speed handpiece motors typically operate at 10,000 to 40,000 revolutions per minute. This subject is Physics and deals with rotational motion, while the specific examples provided suggest a wide range of operating speeds for different tools and mechanisms.
Step-by-step explanation:
Rotations per Minute of a Low Speed Handpiece Motor
The question about the low speed handpiece motor's rotations per minute falls under the subject of Physics, specifically within the domain of rotational motion. The question does not provide a specific context or type of motor but given the context of the reference material provided, which involves rotational motion applications such as saw blades and grindstones, we utilize this to infer the expected speed range.
Low speed handpiece motors in dental equipment typically operate at speeds ranging from about 10,000 to 40,000 revolutions per minute (rpm). This speed allows dental professionals to perform a variety of tasks with precision without generating excessive heat that could damage tooth and gum tissue.
Considering the example calculations provided. a grindstone operates at 6500 rev/min, indicating industry rotations may vary widely. In the question regarding the motor linked with a scotch yoke mechanism, the rotations per minute would largely depend on the designed speed for specific applications, which is often defined by the manufacturer based on the demand of the task it is intended for.