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  1. From formula c = 2πε / ln(r2/r1) we obtain r2 = r1 e^(2πε/c) = 1.0 x e^(6.28 x 8.85x10^-12 / 50x10^-12) = 3.0 mm

    2 Answers · Science & Mathematics · 31/12/2012

  2.   C = ε.S/e → e = ε.S/C = 8,85E-12*15,2E-4/3,1E-12 = 0,004339355 m → e = 4,34 mm @+ ;)

    2 Answers · Science & Mathematics · 18/06/2011

  3. For parallel plate, C = E * A/d A = 4 cm^2 = 0.0004 m^2 d = 2mm = 0.002 m E = Eo * (Er of Water) = 8.85*10^-12 * 80 C = 8.85*10^-12 * 80 * .0004/0.002 = 1.416e-10 = 141.6pF charge = q = C*V q = 141.6*10^-12 * 5 = 0...

    1 Answers · Science & Mathematics · 07/03/2008

  4. The speed of the light leaving this creature under water is the same as the speed of light in vacuum. Light only exists in vacuum, this is something that people get confused alot. In a medium, that is, in an actual molecule of the substance, not in between, the light...

    9 Answers · Science & Mathematics · 10/08/2006

  5. Q = CV V = Q/C = 1.4e-8 / 2700e-12 = 5.2 volts E = ½CV² E = ½(2.7e-9)(5.2)² = 3.63e-8 Joules .

    1 Answers · Science & Mathematics · 27/10/2012

  6. 3.0x10^8=100million metres/s ---> 100000km/s 86400 seconds in a day 100000km/s*86400s=8640000000km/day OR 8.64 x 10 to the 7th power so light travels 8.64 x 10 to the 7th power kilometres in a day

    1 Answers · Science & Mathematics · 05/09/2009

  7. Capacitance C = Q/V => V = Q/C C = 7561.0×10^-12 F Q = 0.173×10^-6 C => V = 0.173×10^-6 / 7561.0×10^-12 = 22.88 V

    1 Answers · Science & Mathematics · 26/02/2015

  8. A. V = Q/C = 1.8E-8/3665E-12 = 4.911323 V B. E = V/d = 4.911323/5.48E-4 = 8962.2688 V/m

    1 Answers · Science & Mathematics · 09/02/2010

  9. Volume V = 20*30*thck = 600*thck dm^3 Volume V = mass/density = 324/2.7 = 120.0 dm^3 thickness = 120/600 = 0.200 dm = 2.00 cm

    1 Answers · Science & Mathematics · 16/12/2016

  10. The formula to be used is the parallel plate capacitor formula: C = ε0 S / d where C = capacitance, S plate area, d plate distance. Then: d = ε0 S / C = 8.85 x 10^-12 x 3.14 x (0.40 x 10^-3)² / (100.0 x 10^-12) = 0.044 x 10^-6 m = 0.044 µm

    1 Answers · Science & Mathematics · 15/12/2010

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