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u = (1/(4pi * eo))q1q2/

**r**now each charge is pulled from infinity to its position so when...then when you bring the second charge you get U12 = (1/(4pi eo))*q1*q2/**r**then when you bring the thrid charge it is pulled agaisnt the two orginal...1 Answers · Science & Mathematics · 13/06/2019

2. The angle is given w/

**r**/t horizontal, so Ax = A*cos45.0º Ay = A*sin45....1 Answers · Science & Mathematics · 15/09/2019

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

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

ac = V^2/

**r**= 5^2/6.25 = 4.0 m/sec^2 at = 5.0 m/sec^2 a = √ac^2+at^2 = √4^2+5^2 = √41 m/sec^24 Answers · Science & Mathematics · 04/01/2019

F = m w^2

**R**If F/**R**( the spring constant ) is kept constant then...2 Answers · Science & Mathematics · 20/02/2019

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

.... I wheel is m

**r**^2 I disc is 2/5 m**r**^2 the disc has ...1 Answers · Science & Mathematics · 01/05/2019

Fc = m * v^2 ÷

**r**= 10.8 * 3.92^2 ÷ 0.589 = 165.95712 ÷ 0.589 This is approximately 282...1 Answers · Science & Mathematics · 10/02/2019

ac = Vt^2/

**r**= 103^2/106 = 100 m/sec^2 acceleration a = g-ac = 4-100 = 96 m/sec^2 reading = zero2 Answers · Science & Mathematics · 04/11/2019