Electronics - Series-Parallel Circuits

Exercise :: Series-Parallel Circuits - Filling the Blanks

6. 

In the given circuit, the voltage dropped across R1 equals _____.

A. 1 V
B. 9 V
C. 10 V
D. 19 V

Answer: Option B

Explanation:

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7. 

___ is often used to analyze multiple-source circuits.

A. Thevenin's theorem
B. Superposition
C. Kirchhoff's law
D. Ohm's law

Answer: Option B

Explanation:

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8. 

If R3 opens in the given circuit, the total resistance (RT) between points A and B equals ____.

A. 900 omega.gif
B. 100 omega.gif
C. 110 omega.gif
D. infinite resistance

Answer: Option C

Explanation:

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9. 

If a Wheatstone bridge is balanced, its output voltage is ____.

A. the same as its input voltage
B. very high
C. dependent on the unknown resistor value
D. equal to 0 V

Answer: Option D

Explanation:

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10. 

When a load is connected to a voltage divider, the total resistance of the circuit will ________.

A. increase
B. decrease
C. remain the same
D. double

Answer: Option B

Explanation:

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