What Force Is Primarily Responsible for Piston Ring Seal

question 18

Multiple Choice

What force is primarily responsible for piston ring seal?

• A) Cylinder pressure.
• B) Radial ring pressure.
• C) Crankcase pressure.
• D) Oil viscosity.

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Definitions:

Contribution Margin Ratio

The ratio of contribution margin to sales revenue, indicating the percentage of each sales dollar available to cover fixed costs and generate profit.

Contribution Margin Ratio

A financial metric that measures how much of a company's revenue is available to cover its variable costs and contribute to its fixed costs.

Margin of Safety Ratio

A financial ratio that measures the difference between actual sales and break-even sales, used to assess a company's financial risk.

Break-even Point

The point at which total costs and total revenue are equal, meaning there is no net loss or gain, and the business is not making a profit.