Three capacitors connected in series have a capacitance of each. The potential difference across each capacitor if the combination is connected to a supply is:
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2.
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4.
In a parallel plate capacitor with air between the plates, each plate has an area of , and the distance between the plates is . The capacitance of the capacitor is:
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2.
3.
4.
What is the area of the plates of a parallel plate capacitor, given that the separation between the plates is ?
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A spherical capacitor has an inner sphere of radius cm and an outer sphere of radius cm. The outer sphere is earthed and the inner sphere is given a charge of C. The space between the concentric spheres is filled with a liquid of dielectric constant The capacitance of the capacitor is:
1. F
2. F
3. F
4. F
A cylindrical capacitor has two co-axial cylinders of length and radii and . The outer cylinder is earthed and the inner cylinder is given a charge of . The capacitance of the system is:
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4.