Pin at a Is Removed and the Pole Rests

question 6

Multiple Choice

pin at A is removed and the pole rests on a rough surface at A in the position shown in the figure below. The minimum coefficient of friction at A required for equilibrium is:

• A) 0.41
• B) 0.25
• C) 0.37
• D) 0.64

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Definitions:

Discount Rate

The interest rate used to determine the present value of future cash flows, or the rate at which central banks lend to financial institutions.

Net Present Value

The difference between the present value of cash inflows and the present value of cash outflows, used in capital budgeting to assess the profitability of an investment.

Profitability Index

A capital budgeting tool used to measure the relative profitability of an investment, calculated by dividing the present value of future cash flows by the initial investment cost.

Accounting Rate

The accounting rate, or rate of return, measures the profitability of investments or projects, expressed as a percentage.