Relationship between viscosity and velocity in fluid mechanics
Oct 31, 2022 · The viscous force within a fluid will depend on the velocity gradient (aka shear rate) within the fluid. That does not mean that the viscosity is a function of velocity. Viscosity is …
Calculating velocity of a particle if distances are constant
May 17, 2025 · In that case, A and B are satellites of C, and when the three particles become collinear (distance between A and B is 10 m), A stops moving "towards B with velocity 5 m/s …
Vertical circular motion minimum speed proof - Physics Forums
Nov 21, 2009 · hi, i've read in a lot of places that the minimum speed fora body to "finish" a vertical circle is (rg)^0.5, but I've never understood why.. they assume the...
Calculating Nozzle Flow Rate To work out the flow rate of water from a nozzle we need to work out the volume in a given period of time. To do this we work out the area of the nozzle and …
How to find the initial velocity given only angle and distance …
Sep 19, 2010 · Right so vertically final velocity is zero. We have the initial velocity as 27.586 m/s at an angle of 33°, so what is the vertical component of this velocity? We have 1) Final velocity …
Converting velocity to pressure - Physics Forums
Jul 8, 2011 · I am trying to work with the simplified Bernoulli equation to determine how to convert a drop in flow velocity across a stenosis (narrowing) into a change in hemodynamic pressure. …
Absolute velocity, CMB, and doppler shift - Physics Forums
Aug 30, 2009 · You kinda answered ypour own question there. "The CMB is everywhere" "measure the doppler shift in all directions" "adjust your velocity so the CMB has no doppler …
Addition of Velocities (Velocity Composition) in Special Relativity
May 20, 2024 · The “Addition of Velocities” formula (more correctly, the “Composition of Velocities” formula) in Special Relativity is a non-intuitive result that arises from a “hyperbolic …
Velocity, barrel length and bore volume - Physics Forums
Sep 10, 2020 · What determine its velocity? There are many factors, including bullet mass, chamber pressure, barrel length, and more. kalkyl said: However, is it really a matter of the …
Integrating a squared velocity - Physics Forums
Feb 8, 2012 · Okay I'm working on making a ballistics calculator and I need to know how to integrate this. To get velocity, and ultimately to get time of flight. So that I can use that to …