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 …
How Do You Calculate the Muzzle Velocity of a Spring-Loaded Toy Gun ...
Sep 9, 2007 · The discussion focuses on calculating the muzzle velocity of a spring-loaded toy gun using principles of physics, specifically conservation of energy. The spring constant is given as k = …
Diving Board Jump: Analyzing Velocity and Height - Physics Forums
Sep 13, 2013 · The discussion centers on the physics problem of a diver jumping from a 3.00-meter high diving board with an initial upward velocity of 1.75 m/s. The diver's velocity upon reaching the water …
Angular acceleration, velocity, momentum of a door?
Oct 29, 2015 · The discussion revolves around the dynamics of a door modeled as a uniform rod, focusing on angular acceleration, velocity, momentum, and rotational kinetic energy when a force is …
Torque v. Time Graph -- Find angular velocity - Physics Forums
Dec 2, 2014 · The discussion focuses on calculating the angular velocity of an object with a moment of inertia of 3.00 kg·m² subjected to varying torque over time. The key equations utilized include torque …
Change in direction affecting velocity • Physics Forums
Jul 13, 2016 · Changing direction while in motion does affect velocity, as velocity is a vector quantity that includes both speed and direction. When an object, such as a weight swung in a circle, changes …
Speed of sound wave and particle velocity • Physics Forums
Nov 7, 2013 · And the velocity of the particle due to the simple harmonic motion is also independent of the speed of the wave. To be clear, when I talk about the velocity of the particle, I'm talking about the …
Calculating Final Velocity Using Force-Displacement Graph
Feb 21, 2016 · The discussion focuses on calculating the final velocity of a 9.9 kg object using a Force vs. Displacement graph, given an initial velocity of 28.6 m/s. The key equations utilized are W = Fd …
Can any1 explain vf^2 = vi^2 + 2ad? - Physics Forums
Oct 30, 2005 · The equation vf^2 = vi^2 + 2ad describes the relationship between final velocity (vf), initial velocity (vi), acceleration (a), and displacement (d) under constant acceleration. The derivation …
Why a force perpendicular to the velocity doesn't change the …
Jan 10, 2020 · Hence, if the force is perpendicular to the velocity, then , which means the kinetic energy of the particle is constant, hence the speed is constant. Sir but in this derivation we have used the …