
Is velocity ever a scalar quantity? - Physics Forums
Dec 27, 2024 · I thought velocity was always a vector quantity, one with both magnitude and direction. When it came to the suvat equations, where v = final velocity, and u = initial velocity, I thought both of …
Why is momentum equal to mass times velocity? - Physics Forums
Sep 22, 2023 · The discussion revolves around the definition of momentum, specifically why it is expressed as the product of mass and velocity (p = mv) rather than other combinations like mass …
Understanding Zero Velocity and Non-Zero Acceleration: Explained
Aug 1, 2009 · The discussion centers on the concept of having zero velocity while experiencing non-zero acceleration, exploring various scenarios and interpretations within the context of physics.
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Confusing speed with velocity, neglecting the directional component of velocity. Overlooking that deceleration is still a form of acceleration (negative acceleration). Failing to correctly apply the vector …
Calculating Velocity of a Falling Object with Drag Force
Aug 1, 2011 · The discussion revolves around calculating the velocity of a falling object experiencing drag force proportional to its velocity. The original poster presents a problem involving forces acting …
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 then multiply it by …
How to Calculate Flow Rate Using Bernoulli's Equation Without Given ...
Jul 20, 2010 · The discussion focuses on calculating flow rate using Bernoulli's Equation in a horizontal water main scenario, where the cross-sectional areas are 184 cm² and 45.0 cm², with a gauge …
How Do I Calculate Time with Initial Velocity, Final Velocity, and ...
Sep 11, 2008 · The context includes basic physics concepts related to constant acceleration and average velocity, with a focus on deriving a formula for time based on these parameters. One …
Why Do Objects Only Reach 95% of Their Terminal Velocity?
Jul 18, 2014 · The discussion revolves around the concept of terminal velocity and why falling objects are said to reach approximately 95% of their theoretical terminal velocity rather than achieving it …
Find the Initial Velocity and Launch Angle for a Particular Trajectory
Mar 20, 2018 · The initial Velocity and angle needed to launch a projectile and reach the coordinates (x,y). The maximum height the ball can reach before it starts to head down to the target value should …