6.
When a Wheatstone bridge is in a balanced condition, the center voltmeter in the bridge will read:
A. twice the source voltage
B. the same as the source voltage
C. zero volts
D. half the source voltage
Answer & Explanation
Answer: Option C
Explanation:
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7.
When a load is connected to a voltage divider, the total resistance of the circuit will:
A. decrease
B. double
C. increase
D. remain the same
Answer & Explanation
Answer: Option A
Explanation:
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8.
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. 800 mA
C. 600 mA
D. 400 mA
Answer & Explanation
Answer: Option D
Explanation:
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9.
What is the total resistance of a circuit when R1 (7 k omega.gif) is in series with a parallel combination of R2 (20 k omega.gif), R3 (36 k omega.gif), and R4 (45 k omega.gif)?
A. 4 k omega.gif
B. 17 k omega.gif
C. 41 k omega.gif
D. 108 k omega.gif
Answer & Explanation
Answer: Option B
Explanation:
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10.
If the load in the given circuit is 80 komega.gif , what is the bleeder current?
A. 196 mu.gif A
B. 1.96 mA
C. 2 mA
D. 2.16 mA
Answer & Explanation
Answer: Option B
Explanation:
No answer description available for this question.