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  1. ...0.086] W = ∫-kx+βx^3 [From x = 0 to x = 0.086] W = -k∫x + β∫x^3 [From x = 0 to x = 0.086] W = -kx^2/2 + βx^4/4...

    1 Answers · Science & Mathematics · 24/02/2014

  2. ... the same with the other coordinates, you get 3k-4-2=0 and thus k=2 and k-4+2=0 and thus k=2. If you prefer, more rigorously, you can create...

    2 Answers · Science & Mathematics · 30/07/2011

  3. ...for convenience (1100 , 15°) - (1000 , 0°) = 291.5 , 77.6° that's a wind of 291.5 k/h at 77.6° east of south or 291.5 k/h at 12.4° south of east When you...

    2 Answers · Science & Mathematics · 22/01/2016

  4. The force stretching the spring is: F = m(a + g) = (3.9)(0.41 + 9.8) = 39.8 N The stretch of the spring: x = F / k = 39.8 / 974 = 0.04 m = 4 cm

    2 Answers · Science & Mathematics · 02/03/2013

  5. v = x^2 i + 2 j - y^2 k ∇x v = | ..i .....j .....k..| ...........| ∂/∂x ∂/∂y ∂/∂z| ...........|..x^2 ..2..-y^2.| ∇x v = 2yi Errr, that's it.

    1 Answers · Science & Mathematics · 20/02/2013

  6. This is a simple conservation of mechanical energy problem K_f + U_sf = K_i + U_si 1/2 mv^2 + 0 = 0 + 1/2 kx^2 v = root(k/m)*x = 3.96 m/s

    1 Answers · Science & Mathematics · 23/10/2013

  7. A change of 1 deg C = a change of 1 K Convert 0 C to K convert 1 C to K What is the difference? 1 C or 1 K. Repeat for any other pairs of temperatures.

    4 Answers · Science & Mathematics · 09/10/2015

  8. Celsius [°C] = ([°F] − 32) × 5⁄9 [°F] = [°C] × 9⁄5 + 32 Kelvin [K] = ([°F] + 459.67) × 5⁄9 [°F] = [K] × 9⁄5 − 459.67 Answer: 68F=20C=293.15K

    2 Answers · Science & Mathematics · 17/10/2010

  9. "Which object would require the most amount of net force to accelerate (a.k.a. inertia)?" They all have mass, and any finite force will yield finite acceleration. e. a truck ... will yield the smallest acceleration for any force

    2 Answers · Science & Mathematics · 07/11/2014

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