Exam 16: Capacitors and Capacitance
Exam 1: The Electron Theory of Electricity23 Questions
Exam 2: Electric Current7 Questions
Exam 3: Potential and Potential Difference11 Questions
Exam 4: Resistance12 Questions
Exam 5: Practical Conductors and Insulators15 Questions
Exam 6: Effect of Temperature Change Upon Resistance6 Questions
Exam 7: Ohms Law of Constant Proportionality10 Questions
Exam 8: Series, Parallel and Series-Parallel Circuits7 Questions
Exam 9: Cells and Batteries27 Questions
Exam 10: Internal Resistance of Voltage Sources8 Questions
Exam 11: Energy, Work, Heat and Power24 Questions
Exam 12: Magnetism23 Questions
Exam 13: Electromagnetism16 Questions
Exam 14: Magnetic Circuits26 Questions
Exam 15: Electromagnetic Induction29 Questions
Exam 16: Capacitors and Capacitance19 Questions
Exam 17: Introduction to Alternating Current20 Questions
Exam 18: Series Alternating-Current Circuits26 Questions
Exam 19: Power in Alternating-Current Circuits18 Questions
Exam 20: Parallel Alternating-Current Circuits14 Questions
Exam 21: Power Factor Improvement11 Questions
Exam 22: Balanced Three-Phase Ac Systems30 Questions
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The time taken for a capacitor to fully charge is five times the __________ of a capacitive circuit
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(Multiple Choice)
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Correct Answer:
C
A capacitor will stop charging, when the potential difference across its plates reaches the same __________ as the external supply
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Correct Answer:
D
By convention, the 'charge' on a capacitor is the amount of __________ charge accumulated on its __________ plate, expressed in coulombs
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(Multiple Choice)
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C
The effect of an increasing displacement current is to __________ the electric field within the dielectric
(Multiple Choice)
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The term, 'displacement current' describes the way in which the dielectric's __________ whenever the potential-difference across a capacitor's plates changes
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A dielectric's dielectric strength __________ to its absolute permittivity
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The capacitance of a capacitor is directly proportional to the
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When calculating total capacitance, capacitors in __________ are treated like resistors in __________
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During 'charging', a capacitor will transfer __________ from one plate to the other
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The __________ of the dielectric will have a great impact on the capacitance of a capacitor
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The voltage rating of a capacitor is generally expressed as a __________
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A charging capacitor will aquire the __________ polarity __________ the external supply voltage
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Doubling the area of overlap of the plates of a capacitor will __________ its capacitance
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Halving the distance between the plates of a capacitor will __________ its capacitance
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A __________ in a capacitor's displacement current will act to __________ its capacitance
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