A 20-Kg Projectile Moves from Its Initial Position to a Point

question 52

Multiple Choice

A 2.0-kg projectile moves from its initial position to a point that is displaced 20 m horizontally and 15 m above its initial position. How much work is done by the gravitational force on the projectile?

• A) +0.29 kJ
• B) −0.29 kJ
• C) +30 J
• D) −30 J
• E) −50 J

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Definitions:

Operating Decisions

Choices made by management regarding the day-to-day operations of a company, which affect its operational efficiency and effectiveness.

Lean Manufacturing

An organized approach to reducing waste in manufacturing systems while maintaining productivity levels.

Raw Materials

Raw materials are the basic, unprocessed inputs used in the manufacturing process to produce finished goods.

Journal Entry

The record of a transaction entered in a journal, made up of at least one debit and one credit.