Capacitance Post Quiz
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What physical properties would change the overall capacitance of a capacitor?
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Making capacitor plates bigger
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Decreasing the distance between the capacitor plates
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Changing physical properties would not do anything to change how much electrical charge a capacitor can store
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A & B
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.
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- 2.
What makes the stylus pen advantageous
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Allows users to more correctly pick the letter he/she wants
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Mimics a pen/pencil
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All of the above
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None of the above
Correct Answer
A. All of the above -
- 3.
What kind of electric circuit is involved in an iPhone?
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Series circuit
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Parallel circuit
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Combination of both
Correct Answer
A. Combination of both -
- 4.
What is a capacitor?
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It is an electrical component that has the ability to store charge.
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An electrical component that is found in devices such as the iPhone
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An electrical component that reduces or resists electrical current flow
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A and b
Correct Answer
A. A and b -
- 5.
What is the difference between a stylus pen and our nails?
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A stylus pen is made of a conductive material that can transmit an electric field that allows it to make contact whereas our nails are made of keratin which does not conduct electricity.
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A stylus pen is made with resistive material which allows the pen it to interact with the iphone screen whereas our nails are made of keratin which does not conduct electricity.
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All the above
Correct Answer
A. A stylus pen is made of a conductive material that can transmit an electric field that allows it to make contact whereas our nails are made of keratin which does not conduct electricity. -
- 6.
Why might Apple have decided on a capacitive screen over a resistive screen despite the fact that it is more costly
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Register only by conductive sources
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Saves more energy (battery life)
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Clearer/brighter screens
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All of the above
Correct Answer
A. Clearer/brighter screens -
Quiz Review Timeline (Updated): May 17, 2017 +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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May 17, 2017Quiz Edited by
ProProfs Editorial Team -
Jun 01, 2015Quiz Created by
Riotbum
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