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.Management Sciences
Category: Series-parallel Circuits
The first goal to accomplish in analyzing a complex series-parallel circuit is to____________?
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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
A certain Wheatstone bridge has the following resistor values: R1 = 10 kΩ, R2 = 720 Ω, and R4 = 2.4 kΩ. The unknown resistance is_____________?
A. 24 Ω
B. 2.4 Ω
C. 300 Ω
D. 3,000 Ω
A balanced Wheatstone bridge consists of an RV of 3,500 Ω, an R2 of 200 Ω, and an R3 of 680 Ω. The value of RUNK is____________?
A. 680 Ω
B. 1,029 Ω
C. 200 Ω
D. 880 Ω
If R1 is in series with parallel connected to R2 and R3, what happens to total current if R2 opens?
A. cannot tell
B. remains the same
C. increases
D. decreases
On which of the following voltage range settings will a voltmeter present the minimum load on a circuit?
A. 1 V
B. 50 V
C. 500 V
D. 1,000 V
In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is___________?
A. Indeterminable
B. 2 kΩ
C. 10 kΩ
D. 20 kΩ
A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is____________?
A. 1,403 Ω
B. 4.7 kΩ
C. 2 kΩ
D. 3,403 Ω
A 6 V battery output is divided down to obtain two output voltages. Three 2.2 kΩ resistors are used to provide the two taps. The two output voltages are___________?
A. 2 V, 4 V
B. 2 V, 2 V
C. 2 V, 6 V
D. 4 V, 6 V
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