The electric field intensity between the parallel plate air capacitor is 20 N/C ___

The electric field intensity between the parallel plate air capacitor is 20 N/C.

If an insulating slab of relative permittivity 5 is placed between the plates, then electric field intensity will be

A. 20 N/C
B. 100 N/C
C. 4 N/C
D. 40 N/C

Show Answer

Answer: C

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