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The force between two point charges kept with a separation of 9 cm in air is 98 N. If a dielectric slab of constant 4, thickness 6 cm and another dielectric slab of constant 9, thickness 3 cm are introduced between the two charges, then the new force becomes

Options

  1. A18 N
  2. B36 N
  3. C49 N
  4. D84 N

Correct answer

A. 18 N

Step-by-step solution

No Solution.

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