electric field strength

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Electric field strength can be defined as

Electric field strength can be defined as
  • A. E = Q⁄F
  • B. E = W⁄F
  • C. E = F⁄Q
  • D. E = P⁄Q
  • Correct Answer: Option C

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

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. None
  • B. 3 N
  • C. 5 N
  • D. 20 N
  • Correct Answer: Option A

When distance from center is doubled then electric field strength will

When distance from center is doubled then electric field strength will
  • A. decrease by factor of four
  • B. increase by factor of four
  • C. will be same
  • D. decrease by factor of two
  • Correct Answer: Option A