In a Wind Tunnel the Pressure on the Top Surface

question 14

Multiple Choice

In a wind tunnel the pressure on the top surface of a model airplane wing is 8.8 × 10⁴ N/m and the pressure on the bottom surface is 9.0 × 10⁴ N/m². If the area of the top and bottom surfaces of each wing is 2.0 m², what is the total lift on the model airplane?

• A) 2.0 × 10³ N
• B) 8.0 × 10³ N
• C) 1.6 × 10⁴ N
• D) 3.6 × 10⁴ N
• E) 1.0 × 10³ N

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Definitions:

Hierarchical Management Scheme

A structured organizational form in which decision-making authority is defined by a top-down approach.

Functional Design

A design approach focused on creating products, systems, or processes that optimize their operation and use based on their intended functions.

Divisional Design

A type of organizational structure where operations are divided into semi-autonomous units or divisions based on product, service, or geographic location, each with its own management.

U-form Design

A type of organizational structure where activities are divided according to their functions, emphasizing departmental specialization and hierarchical communication.