A 070-Kg Disk with a Rotational Inertia Given by MR²/2 Is

question 29

Multiple Choice

A 0.70-kg disk with a rotational inertia given by MR²/2 is free to rotate on a fixed horizontal axis suspended from the ceiling.A string is wrapped around the disk and a 2.0-kg mass hangs from the free end.If the string does not slip then as the mass falls and the cylinder rotates the suspension holding the cylinder pulls up on the mass with a force of:

• A)6.9 N
• B)9.8 N
• C)16 N
• D)26 N
• E)29 N

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Definitions:

Canopy Layer

The upper layer of vegetation in a forest, formed by the crowns of trees, which significantly affects the ecosystem beneath by intercepting sunlight and rain.

Short-term Atmospheric Conditions

Refers typically to weather patterns and phenomena over a short period, ranging from minutes to days, including temperature, humidity, precipitation, and other meteorological elements.

Temperate Deciduous Forests

Forests located in temperate zones characterized by trees that shed their leaves annually, experiencing four distinct seasons.

Tropical Forests

are dense, warm, and wet forests found near the equator, rich in biodiversity and playing vital roles in global climate regulation.