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If a circle has centre (h,

**k**) and radius r, then (x-h)² + (y-**k**)² = r²...9)² = 81. Similarly, y² + 8y +**k**is a perfect square if**k**= (-8/2)² = (-4)²...1 Answers · Science & Mathematics · 18/10/2010

**k**will stay the same until it passes a certain point which destroys the elasticity of an object and it will not return to normal**k**the new**k**will be weaker also the larger your width it will have a MUCH greater**k**value3 Answers · Science & Mathematics · 27/10/2008

...n = 2.75 moles R = 8.31 J/(mol.°

**K**) Ti = 324 °**K**Pf = 6.76 x 10^5 ...5)) lnT2 = 5.7807 - 0.3115 T2 = 237.3 °**K**<=== is the final temperature Hope...2 Answers · Science & Mathematics · 08/04/2013

The î, ĵ,

**k**are unitary vectors. Unitary vectors are...+bĵ+ck /= 0 for all real numbers a,b,c. The î, ĵ,**k**basis is an orthonormal basis, meaning that the basis vectors ...5 Answers · Science & Mathematics · 12/12/2012

a =

**k**(1-e^-x) Since acceleration is the derivative of velocity, therefore we can write it as dV/dt =**k**(1-e^-x) dV =**k**(1-e^-x)dt integral dV = integral [**k**(1-e^-x)]dt ...1 Answers · Science & Mathematics · 26/01/2010

**K**is stronger.**K**has one redundant electron while Ca has 2 redundant electrons which makes**K**more active.2 Answers · Science & Mathematics · 28/07/2009

n = 2.62 T = 336

**K**pi = 3.443 bar pf = 9.01 bar A) pV = nRT........ (1) Hydrogen is diatomic gas, cp/cv =**k**= 1.4 Isentropic process, pv^**k**= constant = c p1v1^**k**= p2v2...1 Answers · Science & Mathematics · 21/06/2013

... usual (and clearer) way to write this relation is: E = 1/2

**k**x^2 Note that E is energy (and therefore has ...5 Answers · Science & Mathematics · 12/03/2008

...part is easy, just write down the potential... V =

**k**q [1/a-1/b] b) Notice that the extra distance from...1/(1+x) = 1 - x + ... for |x| < 1. V ≈**k**q [1/r-1/r (1 - d/r cosθ)] =**k**q [d cosθ/r²]1 Answers · Science & Mathematics · 24/07/2013

The energy in the spring is 0.5*

**k***∆x^2; so E = 0.5***k***∆x^2 = 0.01 eV = 0.015*1.6*10^-19 J...1 Answers · Science & Mathematics · 06/04/2010

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