The Moment of Inertia of a Slim Rod About a Transverse

question 15

Multiple Choice

The moment of inertia of a slim rod about a transverse axis through one end is mL²/3,where m is the mass of the rod and L is its length.The moment of inertia of a 0.24-kg meterstick about a transverse axis through its center is

• A)0.14 kg · m²
• B)20 kg · m²
• C)0.020 kg · m²
• D)80 kg · m²
• E)4.5 kg · m²

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Definitions:

Absolute Threshold

The minimum intensity of a stimulus required for it to be detected by the senses at least 50% of the time.

Difference Threshold

The minimum difference in intensity or quantity required for a person to detect a change between two stimuli.

Separation Threshold

The minimum physical distance or difference that can be discerned between two stimuli.

Absolute Threshold

The smallest intensity of a stimulus that can be detected by the senses at least 50% of the time.