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  1. F = mv²/ r = (0.005 kg)(8 m/s) ²/ (0.1 m) = 3.2 N F = qvB B = F/qv = (3.2 N)/[(0.05 C)(8 m/s)] = 8 Tesla

    1 Answers · Science & Mathematics · 08/10/2020

  2. R = horizontal range = 1,125.0 m v = muzzle velocity = 429 m/s g = gravitational acceleration...be determined α = other angle of cannon barrel = to be determined R = (v²∙sin 2θ) / g R ∙g = v²∙sin 2θ ( R ∙g) / ...

    1 Answers · Science & Mathematics · 06/10/2020

  3. ... = Fc so kQq / r² = mv²/ r v² = kQq / mr A convenient quantity...to eV, divide by 1.6e-19) 2) PE = kQq / r = 2.30e-28N·m² / r a) 4.34e-18 J = 27.1 ...

    1 Answers · Science & Mathematics · 27/09/2020

  4. d = r *t t = d/ r t = 2.1/6.28 = 0.3344 hours or 20 min, 3.8 seconds...

    1 Answers · Science & Mathematics · 02/10/2020

  5. angular speed ω = V/ r = 0.8/0.4 = 2.0 rad/sec  = 2*PI*f f = 2/(2PI) = 1/PI Hz T = 1/f = PI sec  PI being equal to 3.14159.... X = V/(sin (ω*t))

    3 Answers · Science & Mathematics · 01/10/2020

  6. ...for  ∆K ------------------------------------ on Earth  U = - GMm/ R .     [ U initial ] In orbit   U = - GMm/ ( r + h )  ,  but...

    1 Answers · Science & Mathematics · 07/10/2020

  7. ... between two masses is G m1 m2/ r ^2. New mass is m1/2 and m2/2, r =2r. ... and vice versa. a is the correct answer. 3. pi r ^2 is the area of collection. If the diameter ...

    1 Answers · Science & Mathematics · 28/09/2020

  8. ... orbit, electrostatic force = centripetal force kQq / r² = mv²/ r so v² = kQq / mr Total energy of orbit = kinetic + potential...

    1 Answers · Science & Mathematics · 26/09/2020

  9. a) Horizontal Range = v²sin2θ/g R = 50²sin(2*25)/ 9.8 R = 195 m b) Total time, T = 2vsin...

    1 Answers · Science & Mathematics · 24/09/2020

  10. ...mass of ion, q = charge on ion, B = magnetic field strength, r = radius of curvature of ion path, v0 = speed ion enters the...that r is proportional to m so if m increases, r increases. You can find an illegal substance in...

    1 Answers · Science & Mathematics · 19/10/2020

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