Three Boxes Are Connected by Stretchless Strings and Are Pulled

question 117

Multiple Choice

Three boxes are connected by stretchless strings and are pulled by a force as shown in the figure. Which string has to be the strongest so as not to break?

• A) A
• B) B
• C) C
• D) A, B, and C must be equally strong.
• E) A and B must be equally strong.

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Definitions:

Pretax Return

Income earned by a business before deductions for income taxes, serving as a measure of its profitability.

Investment Projects

Initiatives or plans undertaken by an organization or individual involving the allocation of resources with the expectation of generating future returns.

Salvage Value

The estimated residual value of an asset at the end of its useful life, which can be recovered through disposal or sale.

Pretax Return

Pretax Return refers to the earnings of a company before the deduction of taxes, often used to analyze profitability from core operations.