Mastering the 5 Kinematic Equations: An In-Depth Look at Motion …
2013年9月12日 · I know that there's 5 key equations for motion which is: d = (vf+vi/2)t vf = vi + at d = vit + 1/2at^2 vf^2 = vi^2 + 2ad d = vft - 1/2at^2... Insights Blog -- Browse All Articles -- …
Solve the equation vf = vi + at for acceleration - Physics Forums
2008年10月25日 · vf = vi + at subtract vi from both sides to get vf - vi = at Divide both sides by ton a side note, vf - vi is the final minus the initial which gives you the change in velocity. As you …
Proving the Velocity Formula: vf^2 = vi^2 + 2aΔd - Physics Forums
2014年8月17日 · Homework Statement Can you prove that vf2 = vi2 + 2aΔd? Homework Equations The Attempt at a Solution I don't know where to start. I've not been given any …
Can any1 explain vf^2 = vi^2 + 2ad? - Physics Forums
2005年10月30日 · Hi can anyone explain the logistics of vf^2 = vi^2 + 2ad to me? i mean its one thing to simply remember the equation but, to understand how they came... Insights Blog -- …
Kinematic Equation Rearrangement - Physics Forums
2017年10月19日 · Vf = Vi +a x t, but I need some help with some other kinematic equations. For my first problem, I need to solve for a variable, (whether it be Vi, Vf, or t) from d= 1/2 (Vi+Vf) t. …
Understanding the D = Vit + 1/2at^2 Formula | Tips and Tricks
2012年12月1日 · This can be done without calculus as long as you accept that with constant acceleration the average velocity Va = is 1/2 (Vi + Vf), where Vi is initial velocity and Vf is final …
Projectile Motion: explaining why Vi=Vf - Physics Forums
2009年11月29日 · How can i show that vi=vf in projectile motion using variables? Could i just say that since its a parabola we know that vx isn't going to change, but that vy is because it is …
Find acceleration given initial and final velocity, and displacement
2013年7月28日 · 1. An electron in the cathode ray tube of a television set enters a region where it accelerates uniformly from a speed of 62300 m/s to a speed of 3.86 × 10 6 m/s in a distance …
Thermodynamics- Isothermal Expansion - Physics Forums
2011年1月23日 · W= nRT ln(Vf/Vi) is correct, sorry. but from all the information given from the problem, I plugged in everything, but I don't know how you would get the specific volumes.. …
Calculating for a distance including vi, vf, time, and Ff - Physics …
2017年12月11日 · vi= 28.07411 m/s (The speed the car reaches when he releases it) vf= 39.3395 m/s μ= 0.72 (car tires on asphalt) m=1,230 kg I think I calculated properly for Ff as well which …