Objective Questions on Series and Parallel Circuits - ObjectiveBooks

# Practice Test: Question Set - 03

1. A certain voltage divider consists of two 12 kÎ© resistors in series. Which of the following load resistors will have the most effect on the output voltage?

2. Three 10 kÎ© resistors are connected in series. A 20 kÎ© resistor is connected in parallel across one of the 10 kÎ© resistors. The voltage source is 24 V. The total current in the circuit is
(A) 900 Î¼A
(B) 9 mA
(C) 90 mA
(D) 800 Î¼A

3. A Wheatstone bridge is often shown in a "diamond" configuration.
(A) True
(B) False

4. A Wheatstone bridge consists of four resistors in parallel.
(A) True
(B) False

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

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

7. A resistor ladder network is a special type of series-parallel circuit.
(A) True
(B) False

8. A 6 V battery output is divided down to obtain two output voltages. Three 2.2 kÎ© 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

9. A balanced Wheatstone bridge consists of an RV of 3,500 Î©, an R2 of 200 Î©, and an R3 of 680 Î©. The value of RUNK is