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  1. a = v²/r = 20² / 15 = 26.666... = 27 m/s² YA asker Eric says "If the answer is right, I always upvote, and award best answer as well." Be like Eric.

    3 Answers · Science & Mathematics · 27/02/2019

  2. ae=GMe/Re^2 am = GMm/ Rm^2 but Rm = R - Re ->Mm/(R-Re)^2 > Me/ Re^2 ...

    1 Answers · Science & Mathematics · 30/05/2019

  3. m*V^2/r = m*g*μ mass m cross V = √g*μ*r = √9.8*0.8*19.5 = 12.4 m/sec (44.5 km/h)

    2 Answers · Science & Mathematics · 18/11/2019

  4. 1/R= 1/r1 +1/r2 ie., 1/38= 1/56+ 1/r2 Solving you get r2 = 118 kilo ohm.

    1 Answers · Science & Mathematics · 05/02/2020

  5. .... I wheel is m r^2 I disc is 2/5 m r^2 the disc has ...

    1 Answers · Science & Mathematics · 01/05/2019

  6. ac = Vt^2/r = 103^2/106 = 100 m/sec^2 acceleration a = g-ac = 4-100 = 96 m/sec^2 reading = zero

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

  7. ...aren't you smart enough to do this? a) Take the derivative with respect to r and add a minus sign. The potential is constant outside of r = a, so the...

    1 Answers · Science & Mathematics · 30/04/2019

  8. Resistance of a wire in Ω R = ρL/A ρ is resistivity of the material in Ω-m L...

    1 Answers · Science & Mathematics · 09/02/2020

  9. ... tensions on the left and right sides (call 'em F and R, respectively) at the angles given in the problem statement; the weight of...

    1 Answers · Science & Mathematics · 13/06/2019

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