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Question

A parallel plate condenser has initially air medium between the plates. If a slab of dielectric constant 5 having thickness half the difference of separation between the plates is introduced, the percentage increase in its capacity is :


  1. 33.3%
  2. 66.7%
  3. 50%
  4. 75%

A
50%
B
66.7%
C
33.3%
D
75%
Solution
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