L7 S&C- Electronics
Authored by Michael Ratcliffe
Design
11th Grade
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of a resistor in an electrical circuit?
To resist the flow of current
To store electrical energy
To amplify the current
To convert AC to DC
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which unit is used to measure resistance?
Ampere (A)
Ohm (Ω)
Volt (V)
Watt (W)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of resistor has a fixed level of resistance?
Variable resistor
Fixed resistor
Thermistor
Special resistor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the tolerance level of resistors typically expressed as?
Ratio
Fraction
Decimal
Percentage
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to resistors when they operate?
They emit light
They cool down
They get hot
They change color
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the combined resistance of resistors in series?
It is the average of the resistances
It is the difference of the resistances
It is the sum of the resistances
It is the product of the resistances
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a potential divider used for?
To split voltage in a circuit
To increase current
To store energy
To decrease resistance
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