10 ⁵

question 13

Multiple Choice

10 ⁵.All analogy equations connecting friction factor and heat transfer co-efficient apply only to

• A)Wall or skin friction
• B)Form friction
• C)Both (A) and (B)
• D)Turbulent flow

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Definitions:

Net Profit Margin Percentage

A financial ratio that shows what percentage of sales has turned into profits, indicating overall profitability.

Gross Margin Percentage

A financial metric that represents the difference between sales and cost of goods sold, expressed as a percentage of sales.

Year 2

The second year in a sequence, often used in financial and operational planning or analysis.

Debt-to-Equity Ratio

A measure of a company's financial leverage calculated by dividing its total liabilities by shareholders' equity; it indicates the proportion of equity and debt the company is using to finance its assets.