Welcome to Physics Jeopardy

1
Welcome to Physics Jeopardy
Chapter 17
2
Electric Current
Circuits
Capacitance

Voltage
Electric Powers
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Final Jeopardy Question
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Current 100 pts
What is the unit for current?
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current 100 pts Answer
Amp c/s
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Current 200 pts
How much charge must pass in 2s for the current
to be 4.0A?
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6
Current 200 pts
8 c
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7
Current 300 pts
The rate of flow of charge in a closed circuit?
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8
Current 300 pts
Current
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9
Electric current 400pts
What is the device used to measure current and
how is it placed in the circuit?
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10
Current 400 pts Answer
Ammeter, series
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11
Current 500 pts

• Which of the following would increase the current
  threw a light bulb in a circuit?
• Adding a battery in series
• Adding a battery in parallel
• Adding a switch
• Adding another light bulb

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Current 500pts Answer
Adding a battery in series
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13
Circuits 100pts
What are three necessary elements To complete a
circuit?
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14
Circuits 100 pts
Voltage source Resistance Conducting wire
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15
Which is true concerning charges in
Circuits? 200 pts

• Charges that leave the positive terminal of the
  battery
• Come back through the negative terminal
• b. Charges are lost as they come back into the
  battery
• c. Charges are lost as they enter the light
  source
• d. Charges are created inside the battery

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16
Electric Materials 200pts Answer
a. Charges that leave the positive terminal of
the battery come back into the negative terminal

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17
Circuits 300 pts
What potential difference is required to cause a
6.0 A to flow through a resistance of 2.0 ohms?
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18
Electric Materials 300 pts
12 Volts
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19
Electric circuits 400
If a light goes out in a string of Christmas
lights and the whole strand goes out. Those
lights must be connected in _________.
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Electric current 400 pts Answer
Series
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21
Electric Circuits 500 pts
A 12 volt battery is connected to two light bulbs
in parallel, if the one light goes out what
happens to the other light?
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22
Electric Materials 500 pts Answer
Nothing changes
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23
Electric Power 100 pts
A 500 W device is connected to a 100-V power
source. What Current flows through it?
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Electric Power 100 pts Answer
5 Amps
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25
Electric Power 200pts
Rate at which energy is transferred is called?
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26
Electric Forces 200pts Answer
Power
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27
Electric Power 300pts
What happens to the power dissipated in a circuit
if the current increases by a factor of four, and
the resistance is doubled?
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28
Electric Forces 300pts Answer
Increases by a factor of thirty two.
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29
Electric Power 400 pts
Electric energy can be conserved by using high
voltage lines because?
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30
Electric Forces 400 pts Answer
Current decreases and so does the loss of power
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31
Electrical Power 500 pts
What power is lost when a 6 Amp current flows
through a 5 ohm resistor?
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32
Horizontal Forces 500 pts Answer
180 Watts
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33
capacitance 100 pts
What is the capacitance on a Capacitor if with a
charge of 30C and a Voltage of 120 V?
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Capacitance 100 pts Answer
.25f
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35
Capacitance 200 pts
What does the capacitance of a parallel capacitor
depend on?
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36
Capacitance 200 pts Answer
Indirectly related to C kA/d Distance
between plates Directly related to a.
Insulators between plates b. Area of plates
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37
Capacitance 300 pts
What is the unit of capacitance?
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Capacitance 300 pts Answer
Farad
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Capacitance 400 pts Answer
What is the energy of a capacitor that has a
voltage of 6V and a capacitance of 10 f ?
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40
Capacitance 400 pts

180 J
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41
Capacitance 500 pts
A 4f capacitor provides 100 J of energy. What is
the charge on the capacitor?
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Capacitance 500 pts Answer

28C
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43
Voltage 100 pts
What is another name for potential difference?
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44
Voltage 100 pts Answer
Voltage
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45
Voltage 200 pts
What current is produced if an 3 ohm resistor is
connected in series with a 9 v battery?
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46
voltage 200 pts Answer
3 Amps
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47
Voltage 300 pts
How is voltage related to Electrical potential
energy?
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48
Voltage 300 pts Answer
Voltage PE / q
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49
Voltage 400 pts
What is the voltage across a region With a
distance of 5cm and an electric Field of 4N/C?
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50
Voltage 400 pts Answer
.2 volts
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51
Voltage 500 pts
The work done on a test charge Divided by that
test charge?
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52
Voltage 500 pts Answer
Voltage
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53
Final Jeopardy
When was the internet developed?
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54
Final Jeopardy Answer
1960s
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