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Basics of Electricity/Electronics


Quiz Questions

1.Conductors resist to some degree the flow of ___________.
Voltage
Power
Resistance
Current
Load
2. Which of the following formula represents Ohm’s Law?
E = I x R
I = E / R
R = E / I
All of the above
None of the above
3.

Basics of Electricity Electronics 1

In the figure above, the marked blue wire represents

Negative side of the power supply
Positive side of the power supply
4.Breadboards are _________ prototyping boards that allow you to test out circuits quickly.
soldered
fuseless
welded
solderless
5.A diode is an electronic device that allows current to flow through it in ________ direction.
One
Two
Three
Four
6.The following figure represents:

Basics of Electricity Electronics 2

small signal diodes
rectifiers (power) diodes
switching diodes
Light Emitting Diodes (LED)
7. Capacitance is specified in ___________.
Volts
Farads
Ohms
Amps
8.A very small current on the __________ ‘s base can control a much larger current flowing through a passage between collector and emitter.
Transistor
Capacitor
Resistor
9. Capacitors cannot store a charge for a considerable time after the power to them has been switched off.
True
False
10.Low power transistors which do small switching functions are called __________ transistors.
Bipolar
Unijunction
Signal
NPN