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  1. My proof requires calculus. Consider any point (r cos wt, r sin wt) on a circle with center (0,0) and radius r and rotational...2 wt] = sqrt[r^2 w^2] = rw^2, since cos^2 wt + sin^2 wt = 1. rw^2 = r(v/r)^2 = v^2 / r.

    3 Answers · Science & Mathematics · 02/04/2008

  2. ... increases. The only way for F to remain constant when r decreases is if v decreases as well. F will become...

    3 Answers · Science & Mathematics · 10/03/2011

  3. ... see if I can help you out. Given: R = 300 ohm L = 0.03 H C = 5*10^-6 ...'ll let you do the rest: a.) V = I R b.) V = I XL c.) V = I...

    4 Answers · Science & Mathematics · 01/05/2012

  4. ... volume can be found using ideal gas law p∙V = n∙R∙T => V = n∙R∙T/p At room temperature and...

    2 Answers · Science & Mathematics · 04/09/2010

  5. Torque is defined a r x F. Since both vectors are in the same plane (i-hat...| = |r||F|sin(theta) where theta is the angle formed between r and F. Weird that it asks the torque before the angle, but whatever...

    1 Answers · Science & Mathematics · 16/06/2012

  6. R = V / I R = 94 / 17.4 = 5.4023 Ω R =4 ...

    1 Answers · Science & Mathematics · 15/02/2012

  7. ... equivalent resistance of A and B is R’ = R*R/( R+R) = R/2... 2R and this is in parallel with R. Equivalent resistance is 2R*R...

    4 Answers · Science & Mathematics · 30/08/2012

  8. 1/λ = R (1/n₂² - 1/n₁²) 1/λ = R/n₂² - R(1.... 1/λ and 1/n₁² are variable quantities R and 1/n₂² are constants. Compare equation 1 to...

    1 Answers · Science & Mathematics · 21/08/2013

  9. r = (m × E) / (q × B²) where r = radius = ? m = mass of the ion = 2.79E-26 kg E = electric field = 2800...

    1 Answers · Science & Mathematics · 29/10/2012

  10. Is that R = 0.300Ω ? Resistance of a wire in Ω R = ρ... A is cross-sectional area in m² A = πr², r is radius of wire in m resistivity Cu 17.2e-9 Ω-m (17.2e...

    1 Answers · Science & Mathematics · 27/02/2011

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