A Small 175-G Ball on the End of a Light

question 81

Short Answer

A small 175-g ball on the end of a light string is revolving uniformly on a frictionless
surface in a horizontal circle of diameter 1.0 m. The ball makes 2.0 revolutions every 1.0 s.
(a) What are the magnitude and direction of the acceleration of the ball?
(b) Find the tension in the string.

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Definitions:

Present Value

The current value of a future amount of money, calculated by applying a discount rate to account for the time value of money.

Required Rate

The minimum expected rate of return on an investment, determined by assessing risk levels and market conditions.

Credit Policy

A set of guidelines that a company follows to determine credit terms for customers, which influences decisions such as payment periods and credit limits.

Net Present Value

A method used in capital budgeting to evaluate the profitability of an investment or project, calculated as the difference between the present value of cash inflows and outflows over a period.