Electrostatics Question 263
Question: A parallel plate air capacitor has a capacitance of . The plates are at a distance apart. If a slab of thickness and dielectric constant 5 is introduced between the parallel plates, then the capacitance will be [MP PMT 2003]
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: D
Solution:
If the charges are arranged according to the option D, the electric fields due to P and S and due to Q and T add to zero, while due to U and R will be added up.