Q.1
Free electrons make current possible.
  • True
  • False
Q.2
The colored bands for a 4,ohm resistor with a ten percent tolerance are
  • Yellow, violet, red, gold
  • Yellow, violet, orange, gold
  • Yellow, violet, red, silver
  • Orange, violet, red, silver
Q.3
The minimum resistance value for a blue, gray, red, silver resistor is
  • 612 Ω
  • 6,120 Ω
  • 6,800 Ω
  • 6,460 Ω
Q.4
When placed close together, two positively charged materials will
  • Attract
  • Become neutral
  • Become negative
  • Repel
Q.5
A circuit breaker is a
  • Fuse
  • Switch
  • Resettable protective device
  • Resistor
Q.6
Materials with lots of free electrons are called
  • Conductors
  • Insulators
  • Semiconductors
  • Filters
Q.7
The conductance of an 8 ohm resistance is
  • 12.5 mS
  • 8 mS
  • 12 S
  • 125 mS
Q.8
A multimeter measures
  • Current
  • Voltage
  • Resistance
  • Current, voltage, and resistance
Q.9
Resistance limits the current.
  • True
  • False
Q.10
A neutral atom with an atomic number of five has how many electrons?
  • 1
  • 5
  • None
  • Depends on the type of atom
Q.11
If there is 6 A of current through the filament of a lamp, how many coulombs of charge move through the filament in 1.s?
  • 10.5 C
  • 105 C
  • 3.4 C
  • 34 C
0 h : 0 m : 1 s