The Speedometer of a Car Indicates a Constant Speed of 30

question 152

Multiple Choice

The speedometer of a car indicates a constant speed of 30 miles per hour. From this we can say that the acceleration of the car is

• A)zero.
• B)nonzero.
• C)can't really say.
• This is because
• D)no net force is acting on the car.
• E)any reading (other than zero)on the speedometer indicates acceleration.
• F)the car may be changing its direction.

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Definitions:

Inductive Probe

A type of sensor used to measure variables such as displacement by generating an electromagnetic field.

Autoranging

A feature in electronic measurement devices that automatically adjusts the range for the best measurement scale.

DMMs

Digital Multimeters, versatile instruments used to measure electric voltage, current, resistance, and other values in circuits and systems.

Fluke Meters

Brand-specific electronic measuring instruments used for various electrical measurements, known for their reliability and precision.