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A hollow spherical conductor of radius 2m carries a charge of 500 μμ C. Then electric field strength at its surface is
  • a)
    4.5×106N/C
  • b)
    Zero
  • c)
    2.25×106N/C
  • d)
    1.125×106N/C .
Correct answer is option 'D'. Can you explain this answer?
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A hollow spherical conductor of radius 2m carries a charge of 500μ&...

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A hollow spherical conductor of radius 2m carries a charge of 500μ&...
E = kq / r2 . E = (9*109) * (5*10-4) / 4. E = 11..25 *105.
E = 1.125*106
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