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  1. S

    Electric Field Outside a Solenoid

    Nevermind, I found my mistake!
  2. S

    Electric Field Outside a Solenoid

    Homework Statement A solenoid has a radius of 1.85 cm and 1110 turns per meter. Over a certain time interval the current varies with time according to the expression I = 2.50t, where I is in amperes and t is in seconds. Calculate the electric field 5.47 cm from the axis of the solenoid...
  3. S

    Electric flux through the earth

    Ohh okay I see where I went wrong. Thanks for the help!!
  4. S

    Electric flux through the earth

    Homework Statement The Earth's radius is 6370 km . There is a downward-pointing electric field in the atmosphere above the Earth's surface, of average magnitude 140. N/C . a) What is the flux of the electric field out of the Earth? b) What is the charge on the Earth? Homework...
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