T174 Capacitance Quiz
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1. Capacitance Quiz
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1
. What is your name? (first,last)
What is your name? (first,last)
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2
. What is your ID #
What is your ID #
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3
. What do capacitors store?
What do capacitors store?
protons
electrons
neutrons
water
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4
. What separates the two terminals inside a capacitor?
What separates the two terminals inside a capacitor?
metal
nonconductive material
water
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5
. What types of devices do air capacitors usually power?
What types of devices do air capacitors usually power?
radio tuning circuits
timing circuits
antennas
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6
. If you charge a capacitor using a 1.5-volt battery, how much voltage will the capacitor gain?
If you charge a capacitor using a 1.5-volt battery, how much voltage will the capacitor gain?
0 volts
1.5 volts
3 volts
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7
. Which of these is a natural example of a capacitor?
Which of these is a natural example of a capacitor?
fire
snow
lightning
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8
. What unit of measurement is used when referring to a capacitor's storage potential?
What unit of measurement is used when referring to a capacitor's storage potential?
volts
farads
coulombs
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9
. What's the primary difference between a capacitor and a battery?
What's the primary difference between a capacitor and a battery?
Capacitors can store more electrons than batteries.
Capacitors hold the same amount of power as batteries, just in a smaller volume.
Capacitors can drain their electrons faster than batteries.
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10
. Is a camera's electronic flash powered by a battery or a capacitor?
Is a camera's electronic flash powered by a battery or a capacitor?
battery
capacitor
both
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11
. Why are charged capacitors dangerous?
Why are charged capacitors dangerous?
They can leak harmful chemicals.
They can cause loss of vision.
They can release a lethal charge.
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12
. What invention is generally referred to as the first capacitor?
What invention is generally referred to as the first capacitor?
Leyden jar
Kleist jar
Mason jar
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