Static friction's role in walking - Physics Forums
Sep 11, 2019 · The discussion centers on the role of static friction in human locomotion, specifically how it propels individuals forward while preventing foot slippage. Participants clarify that when a person …
Static electricity, cell phone in a rubber case - Physics Forums
Jan 5, 2024 · This discussion centers on the effects of static electricity on cell phones, particularly when held in rubber cases. Users confirmed that while holding a phone, a person is less likely to …
Is it possible to generate random colors using only the StdDraw class ...
Nov 19, 2011 · The forum discussion confirms that generating random colors in Java using the StdDraw class is feasible by utilizing the Color class for RGB values. The provided code snippet demonstrates …
Static moment VS Moment of inertia - what's the difference?
Jul 4, 2011 · The discussion clarifies the distinction between static moment and moment of inertia, emphasizing that static moment pertains to a force applied at a pivot without causing motion, while …
Exploring Work Done in Quasi-Static & Non Quasi-Static Expansion
Sep 28, 2022 · I'm wondering what's the difference between work done on quasi-static and non quasi-static expansion. In a quasi-static process, the gas inside the system...
Thermodynamics: External vs Internal Pressure - Physics Forums
Sep 16, 2012 · The conversation highlights that in non-quasi-static processes, internal pressure can be undefined, but the work done is calculated using external pressure because it simplifies the analysis …
Calculating Spring Compression for Stone Sliding Down Hill
Feb 14, 2014 · The discussion focuses on calculating the compression of a spring when a 15.0 kg stone slides down a hill and encounters friction on a horizontal surface before compressing the spring with …
Confused about use of external vs internal pressure in thermodynamics
Dec 9, 2019 · I've learned that ##W = -\\int{P_{ext} dV}##, and only during a reversible/quasi-static process where ##P_{int} = P_{ext}## can we write the work done on the gas in terms of the internal …
Does air flowing through a tube cause a pressure change?
Jun 23, 2017 · Key points include the relevance of pitot-static systems and differential pressure devices, with a consensus that the tube's configuration and flow resistance will influence pressure readings. …
Water pressure through narrowing funnel • Physics Forums
Oct 1, 2014 · The discussion centers on the mechanics of water pressure through a narrowing funnel, specifically in relation to the Venturi effect and its application in water cannon toys. Participants …