A metal parallel plate capacitor has ‘a’mm diameter and the distan – McqOptions

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1.	A metal parallel plate capacitor has ‘a’mm diameter and the distance between the plates is 1mm. The capacitor is placed in air. Force on each plate is 0.035N and the potential difference between the plates is 1kV. Find ‘a’.
A.	10mm
B.	100mm
C.	1000m
D.	1000cm
Answer» C. 1000m

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