Self-tutoring about engineering and repairs: the tutor mentions a scenario with a broken hinge. I mention …
Engineering: when a repair might be stronger than the parent material Read more →
Self-tutoring about renewable energy sources: the tutor continues about tidal power. I mention in my post …
Self-tutoring about electricity generation: the tutor mentions the difference between a dynamo and an alternator. If …
Self-tutoring about engineering of consumer products: the tutor mentions a discovery. I was using a water …
Engineering: design idiosyncrasy: lid can fall into reservoir Read more →
Self-tutoring about engineering: the tutor mentions the idea of sacrificial material. When you know there will …
Tutoring math, you encounter grade. The tutor discusses its definition and why it might be surprising. …
Math, engineering, trades: steepness measurement: definition of grade Read more →
Tutoring math, calculator features are always topical. The tutor mentions the ENG function on the Casio …
Calculator usage: the ENG feature on the Casio fx-991ES PLUS C Read more →
The tutor gives background along with a basic explanation of how a high-pass filter works. A …
AC Electricity, electronics: series high-pass filter Read more →
The tutor tells how to access the built-in εο constant on the Sharp el-520w. The Sharp …
Calculator usage, physics: εο: permittivity of free space constant on the Sharp el-520w Read more →
The tutor examines the idea that internal combustion engines are more efficient in cold weather. An …
Physical chemistry: efficiency of internal combustion engine in hot vs cold weather Read more →