# Electrical Engineering - Series-Parallel Circuits

### Exercise :: Series-Parallel Circuits - General Questions

11.

The internal resistance of a 30,000 ohm/volt voltmeter set on its 50 V range is

 A. 15,000 B. 150,000 C. 1,500,000 D. 15,000,000 Explanation:

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12.

The parallel combination of a 6.8 k resistor and a 10 k resistor is in series with the parallel combination of a 2.2 k resistor and a 1 k resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)

 A. 6.8 k B. 2.2 k C. 6.8 k and 10 k D. 2.2 k and 1 k Explanation:

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13.

When a load resistance is removed from the output of a voltage divider circuit, the current drawn from the source

 A. decreases B. increases C. remains the same D. is cut off

Explanation:

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14.

A certain circuit is composed of two parallel resistors. The total resistance is 1,403 . One of the resistors is 2 k . The other resistor value is

 A. 1,403 B. 4.7 k C. 2 k D. 3,403 Explanation:

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15.

The parallel combination of a 470 resistor and a 680 resistor is in series with the parallel combination of four 2 k resistors. The total resistance is

 A. 1,650 B. 1,078 C. 77.8 D. 778 