The Term ________ Variable Describes When Two Variables Are Involved

question 22

Multiple Choice

The term ________ variable describes when two variables are involved and neither variable can be isolated as having an effect in an experiment.

• A)blind
• B)statistical
• C)multiple
• D)confounding

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Definitions:

Locked-rotor

A condition where the motor's rotor is unable to move or rotate, typically due to excessive load or mechanical obstruction.

NEMA Design B

A specification by the National Electrical Manufacturers Association for standard efficiency induction motors with normal torque and low starting current.

Full-load Speed

The speed at which a motor operates when it is carrying its rated load.

Label Designation

A system of identifiers assigned to items to indicate information such as control function, component type, and usage.