A Ball Drops Some Distance and Gains 30 J of Kinetic

question 25

Multiple Choice

A ball drops some distance and gains 30 J of kinetic energy.Do NOT ignore air resistance.How much gravitational potential energy did the ball lose?

• A) more than 30 J
• B) exactly 30 J
• C) less than 30 J

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Definitions:

Satisfactory Condition

A state in which an item or system is deemed acceptable and meets the predefined standards or expectations.

Bracket Slide Path

The designated track or path within a mechanism along which a bracket slides, allowing for movement or adjustment.

Rack

A framework, typically with rails, bars, hooks, or pegs, for holding or storing items.

API GL-5

A classification of gear lubricants specified by the American Petroleum Institute (API) that indicates the lubricant is suitable for high-speed, high-shock load applications, such as in vehicle differentials.