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  1. ...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

  2. at terminal speed, drag force = weight = mg mg = (6πη R )V V = mg/(6πη R )

    1 Answers · Science & Mathematics · 20/10/2020

  3. ... the pressure *just* outside the bubble then P1 -  P2 = 2T/ R (standard formula for bubble in liquid) V = ⁴/₃πR³ R ...

    1 Answers · Science & Mathematics · 18/10/2020

  4. Resistance of wire (Ohm's Law) R = V / I = 2 / 4 = 0.5 Ω L=1m A = 1x10⁻⁶...

    2 Answers · Science & Mathematics · 17/10/2020

  5. ... Answer..... I did it like this:    F = mv^2 / R   = 1.5mg,  where  m = mass of  person. F = centripetal force on person due to rotation...

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

  6. ... what distance d does the point move in one rev.? d = 2PI* r = 6.2832*0.11 = 0.69 m  What is the tangential  speed Vt of...

    3 Answers · Science & Mathematics · 15/10/2020

  7. ...m speed = 70000π m / 1 s = 70000π m/s Centripetal acceleration = V²/ r = (70000π)² / 70000π = 70000π m/s² g = 70000π m/s² / 9.8m...

    1 Answers · Science & Mathematics · 15/10/2020

  8. ...ma we have: Force - Friction = ma Now, friction = µ. R Also, R = mg => 100 Newtons Hence, friction = (0.2...

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

  9. ... Law: pV = nRT For this problem, n and of course R are constant, so initial pV/T = final pV/T and we...

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

  10. ... in the figure below. Equivalent resistance between D and R = 1 / [(1/3) + (1/10)] Ω = 2.3 Ω Equivalent resistance between...

    2 Answers · Science & Mathematics · 17/10/2020

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