What is the pitch diameter of a spur gear with 40 teeth and a module of 2.5 mm?
Learn how to easily calculate the pitch diameter of a spur gear using its module and number of teeth with a straightforward formula.
September 2025
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What is the primary function of essential amino acids in the human body?
Essential amino acids are critical dietary components primarily serving as the indispensable building blocks for all proteins in the human body, vital for growth, repair, and myriad physiological functions.
What is the main advantage of a helical gear over a spur gear?
The primary advantage of a helical gear over a spur gear lies in its ability to provide smoother, quieter operation and higher load capacity due to its angled teeth and gradual tooth engagement.
Which macronutrient provides the most energy per gram?
Fats are the macronutrient that provides the most energy per gram, offering significantly more calories than carbohydrates or proteins.
What is the primary benefit of High-Intensity Interval Training (HIIT)?
High-Intensity Interval Training (HIIT) primarily benefits individuals by providing a highly time-efficient method to achieve significant cardiovascular and metabolic improvements, maximizing fitness gains in minimal workout duration.
What’s your favorite go-to exercise for a quick energy boost?
Discover effective, simple exercises you can do anywhere to instantly recharge your body and mind when feeling sluggish and need an energy pick-me-up.
What’s your go-to workout for an immediate energy boost?
Discover effective and quick workout routines, from high-intensity bursts to mindful movements, that can instantly revitalize your body and mind.
How often should someone exfoliate their face for optimal skin health?
Understanding the right frequency for facial exfoliation is crucial for maintaining a healthy complexion without causing irritation or damage.
Which macronutrient is the primary source of immediate energy for the body?
Carbohydrates are the primary macronutrient the body uses for immediate energy, quickly breaking them down into glucose to fuel all bodily functions, especially the brain and muscles.
What is the primary advantage of helical gears over spur gears in terms of operation?
The primary advantage of helical gears over spur gears in terms of operation is their significantly smoother and quieter performance due to the gradual engagement of their angled teeth.