A ____ Circuit Is Used to Turn on a Light

question 1

Multiple Choice

A ____ circuit is used to turn on a light when darkness comes, or activate a control component when a light is either present or absent.

• A) thermocouple
• B) thermistor
• C) photocouple
• D) photodetector

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Definitions:

Variance

A statistical measure that represents the spread of a data set, indicating how far each number in the set is from the mean and from each other.

Critical Path

The longest duration path through a project, determining the shortest time possible to complete the project, where any delay could extend the overall project duration.

Variance

A statistical measure that represents the dispersion or spread of a set of data points.

Probability

A measure of the likelihood of a certain event or outcome, expressed as a number between 0 and 1.