Practice Test: Question Set - 03
1. The minimum resistance value for a blue, gray, red, silver resistor is
- (A) 612 Ω
- (B) 6,120 Ω
- (C) 6,800 Ω
- (D) 6,460 Ω
2. A thermistor is a type of
- (A) Switch
- (B) Resistor
- (C) Battery
- (D) Power supply
3. A voltmeter is connected across the current path.
- (A) True
- (B) False
4. A neutral atom with an atomic number of five has how many electrons?
- (A) 1
- (B) 5
- (C) None
- (D) Depends
on the type of atom
5. Current flows in a circuit when
- (A) A switch is
opened
- (B) A
switch is closed
- (C) The
switch is either open or closed
- (D) There
is no voltage
6. Free electrons make current possible.
- (A) True
- (B) False
7. The colored bands for a 4,700 ohm resistor with a ten percent tolerance are
- (A) Yellow,
violet, red, gold
- (B) Yellow,
violet, orange, gold
- (C) Yellow,
violet, red, silver
- (D) Orange,
violet, red, silver
8. A red, red, orange, gold resistor has a nominal value of
- (A) 22,000 Ω
- (B) 2,200 Ω
- (C) 22 Ω
- (D) 2.2 Ω
9. The unit of electrical charge is the
- (A) Volt
- (B) Ampere
- (C) Joule
- (D) Coulomb
10. The maximum resistance value for a brown, red, yellow, gold resistor is
- (A) 126,000 Ω
- (B) 126,600 Ω
- (C) 114,000 Ω
- (D) 132,000 Ω
11. Which of the following is not a type of energy source?
- (A) Generator
- (B) Rheostat
- (C) Solar cell
- (D) Battery
12. The conductance of an 8 ohm resistance is
- (A) 12.5 mS
- (B) 8 mS
- (C) 12 S
- (D) 125 mS
13. Electrons in the outer orbit are called
- (A) Nuclei
- (B) Valences
- (C) Waves
- (D) Shells
14. A wiper is the sliding contact in a
- (A) Switch
- (B) Photoconductive
cell
- (C) Thermistor
- (D) Potentiometer
15. An ammeter is an electrical instrument used to measure
- (A) Current
- (B) Voltage
- (C) Resistance
- (D) None of the
above
Next Tests: