An imbalance of charges in the wire
More potential energy at one end of the wire than the other
A potential difference across its ends
Pressure
Current
Resistance
All of these
None of these
Is electrically charged
May be electrically charged
Is never electrically charged
6 joules
6 amperes
6 ohms
6 watts
6 newtons
Charge flows in a circuit
Voltage flows through a circuit
Resistance is established across a circuit
Current causes voltage
By being bumped by other electrons
By colliding with molecules
By interacting with an established electric field
Because the wires are so thin
None of these
Decreases
Remains uncharged
Increases
Decreases
Remains unchanged
Increases
Negatively
Positively
Not at all
Increases via the inverse square law
Changes magnitude and direction with time
Is everywhere the same
Is non-existent
None of these
1 A
10 A
12 A
120 A
None of these
5 V
10 V
15 V
20 V
More than 20 V
2 ohms
5 ohms
10 ohms
20 ohms
More than 20 ohms
A dry cell, wet cell or battery
The back emf of motors
The power station generator
The electrical conductor itself
None of these
The power company
Electrical outlet
Atoms in the light bulb filament
The wire leading to the lamp
The source voltage
Woman's body
Ground
Power plant
Hairdryer
Electric field in the air
A fraction of a centimeter per second
Many centimeters per second
The speed of a sound wave
The speed of light
None of these
The speed of sound waves in metal
The speed of light
1000 cm/s
Less than 1 cm/s
Dependent on how quickly each electron bumps into the next electron
Battery
Generator
Both of these
Neither of these
1/6 watts
2 watts
60 watts
20 watts
240 watts
More than the resistance of either lamp
Less than the resistance of either lamp
None of these
More than the resistance of either lamp
Less than the resistance of either lap
None of these
Parallel
Perpendicular
Series
Haste
Parallel
Perpendicular
Series
None of these
Different electrons; the ones that flow in the circuit to your lamp
The same electrons
The positive charges that flow in the filament
Less
Greater
The same
Series
Parallel
1 ohm, and when connected in parallel, 2 ohms
2 ohms, and when in parallel 1 ohm
1/2 ohm, and when in parallel, 2 ohms
2 ohms, and when in parallel 1/2 ohm
Non of these
A switch
A fuse
A capacitor
A battery
None of these
Boosting the energy output of a circuit
Increasing the current in a resistor
Smoothing pulsed current
Switching dc to ac in a circuit
Increasing or decreasing voltage
Storing electrical energy
Boosting voltage
Limiting current
Voltage modification
Changing ac to dc
110 coulombs of charge flow through the lamp every second
110 joules of energy are converted to heat and light in the circuit every second
110 joules of energy are given up by each coulomb of charge making up the current in the circuit
110 joules of energy are shared among all the coulombs in the circuit at any instant
None of the above
The bulb
The wires
A generator which is not shown
Non of these
Charge
Energy
Both
Neither
Zero
110
220
Billion of billions
None of these
Thick filament
Thin filament
The same in each lamp
Thick filament
Thin filament
Both voltages are the same
Thick filament
Thin filament
Current is the same in both
Thick filament
Thin filament
Voltage is the same for both
Increases
Decreases
Stays the same
Increases
Decreases
Stays the same
Out of the battery and into the circuit
From the negative battery terminal to the positive terminal
After a couple seconds passes
Through both the battery and the rest of the circuit
None of these
Current disappears
Electric charges are dissipated
The main power supply voltage is lowered
Electrons are taken out of the circuit and put somewhere else
Electron kinetic energy is changed into heat
More resistance
Less resistance
The same resistance
Half what it should be
The same as if it were plugged in 110 V
More than twice what it should be
Twice what it should be
0.25 A
0.5 A
2 A
4 A
More than 4 A
12 W
15 W
60 W
96 W
120 W
Series
Parallel
2.4 ohms
4 ohms
5 ohms
5.5 ohms
10 ohms
7 W
18 W
36 W
48 W
Not enough information to say
Touching the light fixture
Touching the generator
Touching both are about equally dangerous
The 60- W bulb
The 100- W bulb
Both have the same resistance
The 60- W bulb
The 100- W bulb
Both have the same current
Thinner
Thicker
The same
More current
Less current
The same current
More current
Less current
The same current
2
3
4
5
More than 5
$0.22
$0.55
$2.20
$5.50
None of these
22 ohms
44 ohms
220 ohms
440 ohms
None of these
40 W
160 W
320 W
12800 W
None of these
1 ohm
60 ohms
100 ohms
144 ohms
None of these
Definitely less
Often less
Actually more
The same
Incredibly all of these
The same current
More current
Less current
Sometimes more, sometimes less