A Rock Attached to a String Swings in a Vertical

question 24

Multiple Choice

A rock attached to a string swings in a vertical circle. Which free-body diagram could correctly describe the force(s) on the rock when the string is in one possible horizontal position, where is the normal force, is weight, and is tension?

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Definitions:

Normal Standards

Guidelines or benchmarks used for measuring or evaluating performance, quality, or compliance in various fields.

Production Contingencies

Unplanned or unexpected events that can affect the production process, requiring a company to adapt its resources or schedules.

Actual Costs

The true, total amount spent on goods or services, factoring in all relevant expenses.

Standard Costs

Predetermined costs assigned to goods and services, used as a benchmark for evaluating actual performance and cost control.