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  1. ...position s(t) = ∫ v(t) dt s(t) = ∫ [2sin(t) i + 2cos(t) j + t k] dt = -2cos(t) i + 2sin(t) j + ½t² k + C...] and so unit T(t) = [2sin(t) i + 2cos(t) j + t k] / √[4 + t²] d) the tangential component of the acceleration...

    1 Answers · Science & Mathematics · 29/06/2019

  2. electrostatic force F = kQq / d² where k = 8.99e9 N·m²/C² first condition: -0.119 N = 8....

    2 Answers · Science & Mathematics · 06/09/2019

  3. ...the event. from the preliminary test, we can find the spring constant k by summing forces to zero. kx - mg = 0 kx = mg...by the cord at max stretch is F = kx F = (k'/25.1)(30.4) F = (5(mg/1.65)/25.1)(30.4) F...

    4 Answers · Science & Mathematics · 07/10/2019

  4. 21ºC = 294 K Constant pressure (Charles's law) V₁/T₁ = V₂/T₂ or V₁/V₂ = T₁/T₂ 1.1/4.5 = x/294 x = 72 K = –201ºC

    1 Answers · Science & Mathematics · 13/07/2019

  5. 1) E = 1/2 k A^2 E = 0.5 * 275 * 0.058^2 = 0.46 J 2) v = w A = sqrt(k/m) A v = sqrt(275/0.582) * 0.058 = 1.26 m/s 3) a = w^2 A = (k/m) A a = (275/0.582) * 0.058 = 27.41 m/s^2

    2 Answers · Science & Mathematics · 08/08/2019

  6. energy = k*Q*q / d where k is some constant so adcb then dacb If you find this helpful, please award Best Answer!

    2 Answers · Science & Mathematics · 06/09/2019

  7. First convert 0.47 atm = 47623 Pa. V = nRT/p = (2 mol)(8.3145 J/molK)(148 K)/(47623 Pa) = 0.0517 m^3 or 51.7 Liters.

    3 Answers · Science & Mathematics · 11/04/2019

  8. F[1,2] = F[2,3] -k * Q[1] * Q[2] / r[1,2]^2 = -k * Q[2] * Q[3] / r[2,3...

    2 Answers · Science & Mathematics · 11/08/2019

  9. ... vector arithmetic. for the left charge Ex = 2µk/r² pointed right Ey = 0 for the right charge... in Newtons/coulomb OR volts/meter k = 1/4πε₀ = 8.99e9 Nm²/C²

    1 Answers · Science & Mathematics · 28/08/2019

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