Discussion
Home ‣ Electrical Engineering ‣ Voltage, Current and Resistance Comments
- Question
Electrons in the outer orbit are called
Options- A. nuclei
- B. valences
- C. waves
- D. shells
- Correct Answer
- valences
- 1. A thermistor is a type of
Options- A. switch
- B. resistor
- C. battery
- D. power supply Discuss
- 2. An ammeter is an electrical instrument used to measure
Options- A. current
- B. voltage
- C. resistance
- D. none of the above Discuss
- 3. A material that does not allow current under normal conditions is a(n)
Options- A. insulator
- B. conductor
- C. semiconductor
- D. valence Discuss
- 4. The conductance of an 8 ohm resistance is
Options- A. 12.5 mS
- B. 8 mS
- C. 12 S
- D. 125 mS Discuss
- 5. A two-terminal variable resistor is known as a
Options- A. potentiometer
- B. thermistor
- C. rheostat
- D. wiper Discuss
- 6. 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?
Options- A. 10.5 C
- B. 105 C
- C. 3.4 C
- D. 34 C Discuss
- 7. A wiper is the sliding contact in a
Options- A. switch
- B. photoconductive cell
- C. thermistor
- D. potentiometer Discuss
- 8. When placed close together, two positively charged materials will
Options- A. attract
- B. become neutral
- C. become negative
- D. repel Discuss
- 9. An ohmmeter is an instrument for measuring
Options- A. current
- B. voltage
- C. resistance
- D. wattage Discuss
- 10. The unit of electrical charge is the
Options- A. volt
- B. ampere
- C. joule
- D. coulomb Discuss
Voltage, Current and Resistance problems
Search Results
Correct Answer: resistor
Correct Answer: current
Correct Answer: insulator
Correct Answer: 125 mS
Correct Answer: rheostat
Correct Answer: 10.5 C
Correct Answer: potentiometer
Correct Answer: repel
Correct Answer: resistance
Correct Answer: coulomb
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