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-2 votes
2 answers
250 views

Car Drag Strip Simulation [closed]

I have written an iPhone App for to our local drag strip. I'm trying to write a physics based information and simulation page duplicating the time slip you receive when you make a pass at a 1/4 mile ...
Thomas C.'s user avatar
-3 votes
2 answers
290 views

Kinematics problem invloving position and time [closed]

An object is moving along X axis with position as a function of time given by $x = x(t)$. Point $O$ is at $x = 0$. The object is definitely moving towards $O$ when 1. $\mathrm dx/\mathrm dt < 0$ ...
pranjal verma's user avatar
-4 votes
1 answer
74 views

Find out which coordinate changes at faster rate [closed]

Suppose we have a particle, which moves along a path (in x-y plane) and say its path is the curve, $ 12y = x^3 $ . I need to find out which coordinate (x or y) changes at faster rate at any given ...
Fghj's user avatar
  • 193
-4 votes
2 answers
5k views

Does differentiating a distance with respect to time give velocity?

I'm just wondering if you have a distance function: $$ s(t) = 0.1t^2 - 5t $$ where $s(t)$ is distance and $t$ is time in seconds, does differentiating it give you a function for velocity?
Christopher U's user avatar
-8 votes
3 answers
385 views

Is there any other mathematical tool to measure velocity, instead useing derivative? [closed]

To measure velocity we use derivative $$v=\frac {dr}{dt}.$$ Is the any other mathematical tool to do this?.
achmed's user avatar
  • 19

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