DYNAMICS

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$HORIZONTAL\,VELOCITY$
$(v_x)
$v_x=v_0\,cos(\theta_0)
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$HORIZONTAL\,DISTANCE$
$(x)
$x=\left(\,v_0\,cos(\theta_0)\right)t
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$VERTICAL\, MOTION$
$(v_y)
$v_y=\pm\, v_0\,sin(\theta_0)-gt
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$VERTICAL\,MOTION$
$(y)
$y=\left(\pm\,v_0\,sin(\theta_0)\right)t-\dfrac{1}{2}gt^2
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$VERTICAL\,MOTION$
$(v_y\,and \,y)
${v_y}^2=\left(\pm\,v_0\,sin(\theta_0)\right)^2-2gy
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$\;RELATIONSHIP\;OF\; x\;\&\;y
$y=x\;tan\theta-\dfrac{1} {2} g\left(\dfrac{x^2} {{V_0} ^2\;cos^2(\theta)} \right)
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$Radial\ to\ Linear\ Distance$
$s\ =\ r\ \theta$
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$Radial\ to\ Linear\ Speed$
$v\ =\ r\ \omega$
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ANGULAR ACCELERATION
$Tangential\ Accelaration$
$(a_t)$
$a_t\ =\ r\ \alpha$
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ANGULAR SPEED
$Normal\ Accelaration$
$(Accelaration\ Towards\ the\ Center)$
$(a_n)$
$a_n\ =\ r\ \omega^2$
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Relation of Normal Accelaration $ (a_n)$
to
Linear speed $(v)$

(Accelaration Towards the Center)
$a_n\ =\ \frac{v^2}{r}$
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RECTILINEAR MOTION
Constant Acceleration
$v_f=v_0\ +at$
${v_f}^2={v_0}^2\ +2\ a\ S$
$S=v_0t\ +\frac{1}{2}a\ t^2\ $
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RECTILINEAR MOTION
Variable Acceleration
$v\ =\ \frac{ds}{dt}$
$a\ =\ \frac{dv}{dt}$
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CONCEPT
SPEED
$Speed\ =\ \frac{Distance\ }{Time}$
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CONCEPT
VELOCITY
$Velocity\ =\ \frac{Displacement\ }{Time}$
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Average Velocity
$\left(v_{ave}\right)$
$v_{ave}\ =\ \frac{\sum distance}{\sum time}$
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ROTATION

CONSTANT and VARIABLE
Acceleration
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CURVILINEAR MOTION

NORMAL and TANGENTIAL
Components
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ROTATION
CONSTANT ANGULAR ACCELERATION
$\omega_f\ =\ \omega_0\ +\ \alpha\ t\ $
${\omega_f\ }^2=\ {\omega_0\ }^2\ +\ 2\alpha\ \theta$
$\theta\ =\ \omega_0\ t\ +\ \frac{1}{2}\alpha\ t^2$
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ROTATION
VARIABLE ANGULAR ACCELERATION
$\omega\ =\ \frac{d\theta}{dt}$
$\alpha\ =\ \frac{d\omega}{dt}\ =\ \frac{d^2\theta}{{\rm dt}^2}$
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Maximum Height of an
Object in a Projectile Motion


(above the datum)
$y_{max}=H\ =\frac{{v_0}^2\ \sin^2\ \left(\theta\right)}{2g}$
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