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 …
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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 …
Torque & Power: Understanding Angular Velocity - Physics Forums
Sep 9, 2008 · The discussion revolves around the relationship between torque, power, and angular velocity, particularly in the context of rotating systems. Participants explore how torque can exist in …
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 …
Zero Velocty is Constant Velocity? - Physics Forums
Oct 9, 2015 · The discussion revolves around the concept of constant velocity in physics, particularly addressing the scenario where the velocity of an object is zero. The original poster expresses …
Escape Velocity Question: Why is the final kinetic energy = 0?
Dec 13, 2020 · The discussion revolves around the concept of escape velocity, specifically addressing why the final kinetic energy of an object is considered to be zero when it reaches an infinite distance …
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 …
Velocity divided by Acceleration gives distance? - Physics Forums
Jun 24, 2016 · The discussion revolves around the relationship between velocity, acceleration, and distance in the context of kinematic equations. Participants explore the implications of dividing …
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 …