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.Management Sciences
Category: Series-parallel Circuits
The parallel combination of a 6.8 kΩ resistor and a 10 kΩ resistor is in series with the parallel combination of a 2.2 kΩ resistor and a 1 kΩ resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)___________?
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A. 6.8 kΩ
B. 2.2 kΩ
C. 6.8 kΩ and 10 kΩ
D. 2.2 kΩ and 1 kΩ
A device able to supply electrical energy is a __________?
A. nonconductor
B. battery
C. conductor
D. microwave
In a series–parallel circuit, individual component power dissipation are calculated using_____________?
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
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. 200 mA
B. 400 mA
C. 600 mA
D. 800 mA
A Wheatstone bridge can be used to determine an unknown_____________?
A. current
B. voltage
C. resistance
D. power
The positive (+) and negative (-) ends of the battery are called ___________?
A. circuit diagram
B. battery knobs
C. battery terminals
D. battery sides
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