Electronics - Series-Parallel Circuits
Exercise "When ambition ends, happiness begins."
- (Proverb)
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: A
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: D
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 ?
Answer: D
Explanation:
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9.
What is the total resistance of a circuit when R1 (7 k 2 (20 k 3 (36 k 4 (45 k
Answer: E
Explanation:
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10.
If the load in the given circuit is 80 kbleeder current
Answer: E
Explanation:
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) is in series with a parallel combination of R2 (20 k 
, what is the bleeder current?
A