A Hurricane Strength Wind Is Blowing at a Speed of 100

question 21

Multiple Choice

A hurricane strength wind is blowing at a speed of 100 km/hr over a flat square roof of 10 m per side.Assuming the inside of the house to be at 1 atm pressure and the density of air is 1.3 kg/m³,calculate the lifting force on the roof.

• A)5.0 \(\times\) 10³ N
• B)3.8 \(\times\) 10⁴ N
• C)5.0 \(\times\) 10⁴ N
• D)1.0 \(\times\) 10⁵ N
• E)6.5 \(\times\) 10⁴ N

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Definitions:

Peripheral Capitalist Country

A term used in world-systems theory to describe countries that are less economically developed and often exploited by more developed core countries, mainly focusing on exporting raw materials.

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The strategic significance of a country's location on the global stage, in terms of politics, economics, and military strategy.

Economic Development

The process by which a nation improves the economic, political, and social well-being of its people, often through industrial, technological, and infrastructural advancements.

Social Loafing

The tendency to put forth less effort when working with others on a common task than when working alone.