A 030-Kg Mass Attached to the End of a String Swings

question 10

Multiple Choice

A 0.30-kg mass attached to the end of a string swings in a vertical circle (R = 1.6 m) , as shown. At an instant when θ = 50°, the tension in the string is 8.0 N. What is the magnitude of the resultant force on the mass at this instant?

• A) 5.6 N
• B) 6.0 N
• C) 6.5 N
• D) 5.1 N
• E) 2.2 N

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Definitions:

Absorption Costing

A method of costing that includes all manufacturing costs - direct materials, direct labor, and both variable and fixed manufacturing overhead - in the cost of a product.

Variable Costing

An accounting method that includes only variable production costs (direct materials, direct labor, and variable manufacturing overhead) in product costs, excluding fixed overhead from inventory valuation.

Fixed Overhead

Recurring operating expenses that remain relatively constant regardless of the level of production or business activity.

Net Income

The total profit of a company after all expenses, taxes, and costs have been subtracted from total revenue.