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**m**e) w = sqrt(**k**/**m**) and w =**V**/**A**Rearranging we have**A**= sqrt(**m**/**k**)***V**So if**k**doubles,**A**is reduced by the factor...2 Answers · Science & Mathematics · 08/09/2010

ma = mg -kv^2

**m**dv/dt = mg - kv^2**m**dv/dt = (**k**/**m**) [mg/**k**-**v**^2 ] Let**k**/**m**=**a**, mg/**k**= b^2 dv/ (b^2-**a**^2) =**a**dt. dv/dt =**v*** dv/ds since**v**= ds...1 Answers · Science & Mathematics · 12/01/2011

...ω = √( k / m ) and the equation of the motion is y = - Acos(√( k / m )*t) v = A *√( k / m )*sin(√( k / m )*t) a = A *( k / m )*cos(√( k / m )*t) and F = a * m F...

2 Answers · Science & Mathematics · 20/09/2011

...epidermis of the leaf or stem of

**a**plant, forming**a**slit of variable width that allows movement of...) ... and you've got**K M V**X left over...2 Answers · Education & Reference · 29/03/2012

**K**= 1/2m ***v**^2 therefore**m**=31,**v**=21 1/2m = 15.5kg,**v**^2 = 441**K**= 15.5*441 = 6835.5J2 Answers · Science & Mathematics · 22/11/2009

**a**acceleratio b breadth c speed of light d distance e charge... force g acceleration due to gravity h height**k**constant l length**m**mass n number o p momentum q Q charge r radius s distance t time u initial velocity**v**final velocity w weight x unknown y unknown z5 Answers · Science & Mathematics · 19/06/2009

... = 1.616 m /s D) Θ = arccos[.05/0.2] = 75.52°; v = Vmax*sinΘ = 1.565 m /s E) amax = k * A / m = 13.07 m /s²

1 Answers · Science & Mathematics · 21/04/2013

.../ m )t) Perform the differentiation twice to obtain the acceleration... v = - A √( K / m )sin(√( K / m )t) a = -AK/ m * cos(√( K / m )t) If the block...

1 Answers · Science & Mathematics · 03/12/2012

**a**= dv/dt = mg/**k***(-**k**/**m**)*e^(kt/**m**) = -g*e^(kt/**m**) at t = 0 the rate of change**a**= -g = -9.8m/s^2 at t = 2 then**a**= -g*e^(2k/**m**) This means that the velocity is reducing since the value of**a**is negative1 Answers · Science & Mathematics · 24/03/2010

Newton's 2nd law

**m**g -**m k v**=**m a**If**v**is constant,**a**= 0 , then**v**= g/**k**2 Answers · Science & Mathematics · 16/10/2009

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