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  1. ...of light in vacuum] / [speed of light in medium] = n Therefore speed of light through the glass = c / 1.5 = (3.0 * 10^8 / 1.5) = 2.0 * 10^8 m/s [time taken] = [distance] / [speed] = (3.0 * 10^-3...

    1 Answers · Science & Mathematics · 06/05/2012

  2. ... and show you how i do it.... Question:...at a speed if 2.0x104 m/s through a uniform magnetic field whose magnitude is1.2-10-3 T. What ... =QvBsinF = (1.610 19 C)(2.0104 m/s...

    1 Answers · Science & Mathematics · 06/02/2011

  3. well the speed of all electromagnetic wave is 3 * 10^8 m/s therefore formula = period = wavelengh/velocity 1.5*10^-1/3 * 10^8 =1.5/3 * 10^-9 period =0.5 * 10^-9secs...

    3 Answers · Science & Mathematics · 08/06/2009

  4. ... a wavelength of 400-700nm or 400-700 x 10^-9 m. So if it's passed through a slit of that size it diffracts...and vertically. Just like a water wave does when passes through a small hole or...

    1 Answers · Science & Mathematics · 07/11/2011

  5. ... and push the magnet at the same rate. In pushing it through 10 loops at a rate of 1time per second, every loop that it passes through will generate 1 ampere. So if you were to increase the number of ...

    4 Answers · Science & Mathematics · 01/03/2009

  6. ...the glass, which is 2.0 x 10^-3 m Time needed to travel through that distance = (2.0 x 10^-3) / (2 x 10^8) = 1 x 10^-11 seconds

    1 Answers · Science & Mathematics · 10/05/2012

  7. multiply out 1/2.5+1/x to get (x+2.5)/2.5x so now you have 4.3 = 2/(x+2.5)/2.5x = 5x/(x+2.5) multiply both sides by x+2.5 4.3(x+2.5) = 5x => 4.3x+10.75=5x 5x-4.3x = 10.75 .7x = 10.75 x = 15.357 or 15.4

    3 Answers · Science & Mathematics · 05/09/2008

  8. ... one coulomb of charge passes through the lead wires each second... * time = Charge 1.61 * t = 7.12 t = 7.12 ÷ 1.61 ...charge of one electron is 1.60 * 10^-19 coulombs. To determine...

    2 Answers · Science & Mathematics · 26/09/2015

  9. 3. 10^8 / 2.4 = 1.25 . 10^8 m/s Pretty easy... you have to do these yourself... give yourself the chance to be wrong, which is when you learn. You will usually be correct which is when you realise that you do grasp stuff.

    4 Answers · Science & Mathematics · 25/04/2010

  10. speed of light through glass Cg = Co / = 3x10^8 / 1.5 = 2x10^8 m/sec then time taken t = d / Cg = 2x10^-3 / 2x10^8 = 10^-11 sec.

    1 Answers · Science & Mathematics · 24/03/2012

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