WAEC Physics 2013 Objective — Question 35
Question 35 of 50 from the West African Examinations Council (WAEC) Physics 2013 Objective paper, with the correct answer and a full explanation.
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A charge of 2.0×10⁻⁵C experiences a force of 80N in a uniform electric field. Calculate the magnitude of the electric field intensity.
- A. 8.0×10⁵NC⁻¹
- B. 4.0×10⁶NC⁻¹Correct
- C. 4.0×10⁴NC⁻¹
- D. 2.0×10⁴NC⁻¹
Explanation
E = F/q = 80/(2.0×10⁻⁵) = 4×10⁶ N/C.
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