| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.42 |
| Score | 0% | 68% |
A diode to an electronic circuit is like a _______________ to a city?
parking lot |
|
one-way street |
|
highway |
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traffic light |
A diode allows current to pass easily in one direction and blocks current in the other direction.
Which of the following is not a purpose of a resistor in an electrical circuit?
moderate the heat in the circuit |
|
limit the current in the circuit |
|
multiply the current in the circuit |
|
control the voltage in the circuit |
Resistors can be chosen in a wide variety of values to control the voltage in a circuit, limit the current, or moderate the heat produced by the components in the circuit.
This circuit component symbol represents a(n):
AC source |
|
transformer |
|
capacitor |
|
DC source |
Direct current flows in only one direction in a circuit, from the negative terminal of the voltage source to the positive. A common source of direct current (DC) is a battery.
The hertz is a unit of measurement for:
inductance |
|
frequency |
|
energy |
|
power |
The hertz is a unit of measurement for frequency.
An engineer who wants to document an electric circuit would create which of the following?
a matrix |
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a schematic |
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a layout |
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a blueprint |
A schematic is the proper name for a drawing of an electric or electronic circuit.