A. solve for all the voltage drops
B. solve for the total current and resistance
C. equate all series components
D. equate all parallel components
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The positive (+) and negative (-) ends of the battery are called ___________?
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When a Wheatstone bridge is in a balanced condition, the center voltmeter in the bridge will read_____________?
A. circuit diagram
B. battery knobs
C. battery terminals
D. battery sides
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In a series–parallel circuit, individual component power dissipation are calculated using_____________?
A. twice the source voltage
B. half the source voltage
C. zero volts
D. the same as the source voltage
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In a series–parallel circuit consisting of R1 and R2 in series and connected in parallel with R3, if R1 opens, then R2‘s voltage will:___________?
A. individual component parameters
B. a percent of the total power depending on resistor ratios
C. total current squared multiplied by the resistor values
D. a percent of the voltage division ratio squared
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The current flowing through an unloaded voltage divider is called the____________?
A. increase
B. remain the same
C. decrease
D. cannot tell
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With 21 V applied, if R1 = 5 ohms, R2 = 35 ohms, and R3 = 14 ohms, what is the current of R2 if R1 is series connected with parallel circuit R2 and R3?
A. bleeder current
B. load current
C. resistor current
D. voltage current
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If R1 is in series with parallel connected to R2 and R3, what happens to total current if R2 opens?
A. 200 mA
B. 400 mA
C. 600 mA
D. 800 mA
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A Wheatstone bridge can be used to determine an unknown_____________?
A. cannot tell
B. remains the same
C. increases
D. decreases
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A device able to supply electrical energy is a __________?
A. current
B. voltage
C. resistance
D. power