An Ideal Fluid,of Density 0

question 21

Multiple Choice

An ideal fluid,of density 0.90 × 10³ kg/m³,flows at 5.0 m/s through a level pipe with radius of 0.5 cm.The pressure in the fluid is 1.3 × 10⁵ N/m².This pipe connects to a second level pipe,with radius of 1.4 cm.Find the speed of flow in the second pipe.

• A) 39.2 m/s
• B) 1.79 m/s
• C) 0.64 m/s
• D) 14 m/s
• E) ​5.13 m/s

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Definitions:

Net Operating Income

The profit a company makes after deducting operating expenses from gross profit, not including income and expenses from investments and interest.

Variable Costing

An accounting method that only considers variable costs in determining the cost of products.

Variable Costing

An accounting method that only includes variable production costs (materials, labor, and overhead) in product costs, excluding fixed costs.

Unit Product Cost

The total cost to produce one unit of product, including direct materials, direct labor, and a portion of all overhead costs.