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  1. ...kg–1⋅s–2 m₁= mass of object 1 (kg) m₂= mass of object 2 (kg) r = distance between centers of the masses (m)

    1 Answers · Science & Mathematics · 16/12/2020

  2. R *n = 98 R /n = 2  R = 2n 2n*n = 98 n = √ 98/2 = 7  R = 14 ohm  check :  14*7 = 70+28 = 98 ohm 14/7 = 2 ohm 

    1 Answers · Science & Mathematics · 16/12/2020

  3. mass M = 6.42*10^23 kg  radius r = 3.40*10^6 m  Vo^2*(3.40+0.12)*10^6 = 6.42*10^23*6.67*10^-11  Vo = √ 6.42*10^23*6.67*10^-11 / ((3.40+0.12)*10^6) = 3490 m/sec 

    2 Answers · Science & Mathematics · 16/12/2020

  4. m = mass of bead, q = charge on bead, d = distance between plates, A = pi* r ^2 where r = radius of plate Since the bead is suspended the...

    1 Answers · Science & Mathematics · 16/12/2020

  5. ...'ll let you do the calculation... see below ]  θ = S / r     but  S is hard to calculate , I think  [ S =  arc length...

    1 Answers · Science & Mathematics · 14/12/2020

  6. ... acceleration isa = Vdθ/dt = ω²r = Vω = V²/ r    V is the tangental velocity in m/s   r is radius of circle in...

    1 Answers · Science & Mathematics · 18/12/2020

  7. ...z. If we use spherical coordinates, x⁰ = t, x¹ = r , etc.  Since we have combined time and space and we want to keep...

    1 Answers · Science & Mathematics · 16/12/2020

  8. resistance = resistivity * area / length R = 17.6e-18Ω·m * (π/4)(0.008m)² / 2m = 4.4e-22 Ω ...

    1 Answers · Science & Mathematics · 13/12/2020

  9. ...738.3987 ≈ 738 N Sum horizontal forces to zero Let R be the reaction force of wall on ladder μN - R = 0 R = 0.265(738...

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

  10. ... some of the required centripetal acceleration. T = m(v²/ R - g) = 0.050(8.0²/1.25 - 9.81) = 2.0695 ≈ 2.1 N B) at the...

    2 Answers · Science & Mathematics · 13/12/2020

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