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  1. By qvB = mv^2/r =>qB = mv/r =>(3.32 x 10&-6 Q) x (7.85 x 10^-3 T...2.05 x 10^-12 x 10^-3) x (67.3 x 1000)]/[3.32 x 10&-6) x (7.85 x 10^-3)] =>r = 5.29 x 10^-3 m OR 5.29 mm =>b)

    2 Answers · Science & Mathematics · 08/03/2020

  2. ... = k(0.298e-9) / r² r² = 3² + 4² = 9+16 = 25  r = 5 cm θ = arcctan (3/4) = 36.9º E₂ = k(0.298e-9) / (0.05)²...

    1 Answers · Science & Mathematics · 17/03/2020

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