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  1. centripetal acceleration a = v² / r = r ω ² Angular velocity ω = 2π/T where T is...

    2 Answers · Science & Mathematics · 04/12/2020

  2. ... not constant over that distance. Instead, use GPE = -GmM/ r and so the change in this case is ΔGPE = 6.674e−11N·m²...

    2 Answers · Science & Mathematics · 04/12/2020

  3. Let one rope be at 0° Sum the horizontal components: Fcos0 + FcosΘ = F(1+cosΘ) = Fx Sum the vertical components: FsinΘ = Fy Fx²+Fy² = F²(1+2cosΘ...

    1 Answers · Science & Mathematics · 03/12/2020

  4. ...2s = 4.18 m/s and so assuming there is no slipping, ω = v/ r = 4.18m/s / ½*0.065m = 129 rad/s PE becomes KE...

    2 Answers · Science & Mathematics · 04/12/2020

  5. F = G(m₁ * m₂)/r² k/1 vs k/(2)² If r doubles, it drops by 1/4 Answer 5

    1 Answers · Science & Mathematics · 03/12/2020

  6. 1) centripetal acceleration ≤ 6.98 * g (104m/s)² / r ≤ 6.98 * 9.8m/s² r ≥ 158 m 2) the centripetal force F = m * 6.98 * g = 5750 N Hope this helps!

    1 Answers · Science & Mathematics · 03/12/2020

  7. .... 1. For orbit, centripetal acceleration = gravitational acceleration v²/ R = GM / R² → v = √(GM/ R ) Plug in G...

    1 Answers · Science & Mathematics · 03/12/2020

  8.  Have I ever told you about a horse called Goldie that used to drink tea out of a china cup?

    3 Answers · Society & Culture · 03/12/2020

  9. ...water  and   dV = πx^2 dy        x = water  disk radius         r    tank = 6m now....  H = 14 - y    since  we place  coord system at bottom of...

    2 Answers · Science & Mathematics · 03/12/2020

  10. volume = ⁴/₃πr³ = 288π m³ mass = 288000π kg average height to lift the water is 8 m work = mgh = 288000π x 6 x 9.8 = 5.32e7 J or 53.2 MJ

    1 Answers · Science & Mathematics · 03/12/2020

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