Capacitance Post Quiz

1. What physical properties would change the overall capacitance of a capacitor?

Making capacitor plates bigger

Decreasing the distance between the capacitor plates

Changing physical properties would not do anything to change how much electrical charge a capacitor can store

A & B

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2. What makes the stylus pen advantageous

Allows users to more correctly pick the letter he/she wants

Mimics a pen/pencil

All of the above

None of the above

3. What kind of electric circuit is involved in an iPhone?

Series circuit

Parallel circuit

Combination of both

4. What is a capacitor?

It is an electrical component that has the ability to store charge.

An electrical component that is found in devices such as the iPhone

An electrical component that reduces or resists electrical current flow

A and b

5. What is the difference between a stylus pen and our nails?

All the above

6. Why might Apple have decided on a capacitive screen over a resistive screen despite the fact that it is more costly

Saves more energy (battery life)

Clearer/brighter screens

All of the above

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