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Welcome to Physics Jeopardy
Electric Current
Circuits
Electric Powers
Capacitance
Electric potential&
Electric potential
difference
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Final Jeopardy Question
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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Current
200 pts
8c
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Current
300 pts
The rate of flow of charge in a
closed circuit?
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Current
300 pts
Current
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Electric current
400pts
What is the device used to measure current
and how is it hooked placed in the circuit?
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Current
400 pts
Answer
Ammeter, series
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Current
500 pts
Which of the following would increase
the current threw a light bulb in a
circuit?
a. Adding a battery in series
b. Adding a battery in parallel
c. Adding a switch
d. Adding another light bulb
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Current
500pts
Answer
Adding a battery in series
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Circuits
100pts
What are three necessary elements
To complete a circuit?
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Circuits
100 pts
Voltage source
Resistance
Conducting wire
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Which is true concerning charges in
Circuits?
200 pts
a. 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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Electric Materials
200pts
Answer
a.
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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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Electric Materials
300 pts
12 Volts
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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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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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Electric Materials
500 pts
Answer
Nothing changes
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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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Electric Power
200pts
Rate at which energy is transferred is called?
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Electric Forces
200pts
Answer
Power
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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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Electric Forces
300pts
Answer
Increases by a factor of thirty two.
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Electric energy can be
conserved by using high
voltage lines because?
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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?
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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
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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?
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What does the
electroscope show
when the
electroscope leaves
open?
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The electroscope opens due
To 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
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What direction does the
field lines take with
respect to positive and
negative charges?
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Away from positive charges
Toward negative charges
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What is the electric field in a region a
1 uC test charge experiences a 200 N
Force?
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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 charge
To the charge distribution.
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When was the
internet developed?
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1960’s
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