welcome to physics jeopardy chapter 17 final jeopardy question electric current circuits 100...
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Welcome to Physics Jeopardy
Chapter 17
Final Jeopardy QuestionFinal Jeopardy Question
Electric Current Circuits
100
CapacitanceElectric potential&Electric potential
difference
500
400
300
200
100 100 100 100
200 200 200 200
300 300 300300
400 400 400 400
500 500 500500
Electric Powers
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Current100 pts
What is the unit for current?
Amp =c/s
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current 100 ptsAnswer
How much charge must pass in 2s for the current to be 4.0A?
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Current 200 pts
8 c
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Current 200 pts
The rate of flow of charge in a closed circuit?
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Current 300 pts
Current
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Current 300 pts
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Electric current 400pts
What is the device used to measure current
and how is it hooked placed in the circuit?
Ammeter, series
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Current400 pts Answer
Which of the following would increase the current threw a light bulb in a circuit?
a. Adding a battery in seriesb. Adding a battery in parallelc. Adding a switchd. Adding another light bulb
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Current 500 pts
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Current 500pts Answer
Adding a battery in series
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Circuits100pts
What are three necessary elements To complete a circuit?
Voltage sourceResistanceConducting wire
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Circuits100 pts
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Which is true concerning charges in Circuits?
200 ptsa. Charges that leave the positive terminal of the batteryCome back through the negative terminalb. Charges are lost as they come back into the batteryc. Charges are lost as they enter the light sourced. Charges are created inside the battery
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Electric Materials200ptsAnswer
a.
What potential difference is required to cause a 6.0 A to flow through a resistance of 2.0 ohms?
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Circuits 300 pts
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Electric Materials300 pts
12 Volts
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If a light goes out in a string of Christmas lights and the whole strand goes out. Those lights must be connected in _________.
Electric circuits 400
Series
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Electric current400 ptsAnswer
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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Electric Circuits500 pts
Nothing changes
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Electric Materials500 ptsAnswer
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Electric Power100 pts
A 500 W device is connected toa 100-V power source. What Current flows through it?
5 Amps
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Electric Power100 ptsAnswer
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Electric Power200pts
Rate at which energy is transferred is called?
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Power
Electric Forces200ptsAnswer
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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Electric Power300pts
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Electric Forces300ptsAnswer
Increases by a factor of thirty two.
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Electric energy can be conserved by using high voltage lines because?
Current decreases and so does the loss of power
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What power is lost when a 6 Amp current
flows through a 5 ohm resistor?
180 Watts
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A positive strip touches the knob of the electroscope and then removed. What happens to the leaves when it is removed?
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They stay positively charged and apart.
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What type of charge is left on a electroscope if it is charged negatively by induction?
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Positive
What type of material is an electroscope made of?
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Conductor
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It must be grounded?
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What must be done to an electroscope to induce a positive charge before removing a negative charge?
What does the electroscope show when the electroscope leaves open?
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The electroscope opens dueTo repulsion?
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What is the unit for electric field?
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N/C
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What current is produced if an 3 ohm resistor is
connected in series with a 9 v battery?
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3 Amps
What direction does the field lines take with respect to positive and negative charges?
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Away from positive chargesToward negative charges
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What is the electric field in a region a 1 uC test charge experiences a 200 NForce?
2 x 10 ^8 N/C
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In a region of charge. What does the electric field depend on?
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E = k Q / D2
Q The charge in the region D The distance from the test chargeTo the charge distribution.
When was the internet developed?
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1960’s
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