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A charge of 2.0 x 10\(^{-5}\) C experiences a force of 80N in a uniform...

Physics
WAEC 2013

A charge of 2.0 x 10\(^{-5}\) C experiences a force of 80N in a uniform electric field. Calculate the magnitude of the electric field intensity

  • A. 8.0 x 106 NC-1
  • B. 4.0 x 106 NC-1
  • C. 4.0 x 104 NC-1
  • D. 2.0 x 104 NC-1
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Correct Answer: Option B
Explanation

E = \(\frac{F}{Q} = \frac{80}{2 \times 10^{-5}}\)

= 4 x 10\(^6\) NC\(^{-1}\)

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