Finding the electric flux through the surface
A flat surface with area 2.2 m2 is in a uniform electric field of 910 N/C. What is the electric flux through the surface when it is at right angles to the field, 45 degrees to the field and parallel to the field?
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An infinitely wide, charged, non-conducting slab with a non-zero thickness is centered over the xy plane as described .It has a thickness of 2a.The volume charge density is z dependent and piece-wise defined as p(z)=p for IzI<a and p(z)=0 for I
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How large a sample should be taken if the population mean is to be estimated with 90% confidence to within $79? The population has a standard deviation of $908.
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