General
General
Easy

Question

Shown below is a distribution of charges. The flux of electric field due to these charges through the surface S is

  1. 3 straight q divided by epsilon subscript 0
  2. straight q divided by epsilon subscript 0
  3. Zero

The correct answer is: Zero

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For the parabola y to the power of 2 end exponent equals 4 a x, the ratio of the subtangent to the abscissa is

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Let f open parentheses x close parentheses equals x to the power of 3 end exponent use Mean value theorem to write fraction numerator f open parentheses x plus h close parentheses minus f left parenthesis x right parenthesis over denominator h end fraction equals f to the power of ´ end exponent left parenthesis x plus theta h right parenthesis with0 less than theta less than 1. If x not equal to 0, then stack lim with h rightwards arrow 0 below invisible function application theta is equal to

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