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  1. 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

  2. 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 value

    3 Answers · Science & Mathematics · 27/10/2008

  3. ...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

  4. 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

  5. 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

  6. 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

  7. 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

  8. ... 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

  9. ...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

  10. 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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