A Gyroscope Has a Moment of Inertia of 0

question 38

Multiple Choice

A gyroscope has a moment of inertia of 0.140 kg*m² and has an initial angular speed of 15.0 rad/s.If a lubricant is applied to the bearings of the gyroscope so that frictional torque is reduced to 2.00 x 10^-2 N*m,then in what time interval will the gyroscope coast from 15.0 rad/s to zero?

• A)150 s
• B)105 s
• C)90.0 s
• D)180 s

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Definitions:

Generalization

The process of applying information or conclusions from specific instances to broader contexts or general situations.

CR

A term that stands for conditioned response, which is an automatic response established by training to an ordinarily neutral stimulus.

CS

Often used as an abbreviation for Computer Science, a field of study that encompasses the theory, experimentation, and engineering that form the basis for the design and use of computers.

Spontaneous Recovery

After a pause in exposure to the stimulus that originally elicited it, a previously vanished conditioned response once again manifests.