Question
Electric field strength on a dust particle having charge equal to 8 × 10-19 when plates are separated by distance of 2 cm and have a potential difference of 5 kV is
[A]
2.0 × 10-13 N
[B]
3 N
[C]
5 N
[D]
20 N
Answer & Explanation
Answer: 2.0 × 10-13 N