What does the star mean in this table?

Thread starter FannoFlow88
Start date Apr 9, 2022
Tags

Mean Star Table

Apr 9, 2022

FannoFlow88

Homework Statement: more a query on meaning of star. i think static but unsure

Relevant Equations: T/Tstar

Physics news on Phys.org

Apr 9, 2022

Lnewqban

Homework Helper

Gold Member

The * symbol represents the throat location, where choking can occur.

Please, see:
https://en.wikipedia.org/wiki/Rayleigh_flow

Thread 'Collision of a bullet on a rod-string system: query'

In this question, I have a question. I am NOT trying to solve it, but it is just a conceptual question. Consider the point on the rod, which connects the string and the rod. My question: just before and after the collision, is ANGULAR momentum CONSERVED about this point? Lets call the point which connects the string and rod as P. Why am I asking this? : it is clear from the scenario that the point of concern, which connects the string and the rod, moves in a circular path due to the string...

View full post »

Thread 'Explain this asphalt sheen'

This problem is two parts. The first is to determine what effects are being provided by each of the elements - 1) the window panes; 2) the asphalt surface. My answer to that is The second part of the problem is exactly why you get this affect. And one more spoiler:

View full post »