Voltage, Current and Resistance MCQ Practice Test - Set 01 - ObjectiveBooks
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Voltage, Current and Resistance MCQ Practice Test - Set 01

Practice Test: Question Set - 01

1. A material that does not allow current under normal conditions is a/an
    (A) Insulator
    (B) Conductor
    (C) Semiconductor
    (D) Valence

2. A two-terminal variable resistor is known as a
    (A) Potentiometer
    (B) Thermistor
    (C) Rheostat
    (D) Wiper

3. A free electron is a valence electron that has broken away from its parent atom.
    (A) True
    (B) False

4. If there is 6 A of current through the filament of a lamp, how many coulombs of charge move through the filament in 1.75 s?
    (A) 10.5 C
    (B) 105 C
    (C) 3.4 C
    (D) 34 C

5. A neutral atom is one with an equal number of protons and electrons.
    (A) True
    (B) False

6. An ohmmeter is an instrument for measuring
    (A) Current
    (B) Voltage
    (C) Resistance
    (D) Wattage

7. The nominal value of a brown, black, yellow, and gold resistor is 100,000 ohms.
    (A) True
    (B) False

8. The unit of electrical charge is the
    (A) Coulomb
    (B) Joule
    (C) Volt
    (D) Watt

9. The atomic number is the number of neutrons in the nucleus.
    (A) True
    (B) False

10. When placed close together, two positively charged materials will
    (A) Attract
    (B) Become neutral
    (C) Become negative
    (D) Repel

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