A Jack System Will Increase the Potential Energy of a Heavy

question 32

Multiple Choice

A jack system will increase the potential energy of a heavy load by 1000 J with a work input of 2000 J. The efficiency of the jack system is

• A)10%.
• B)20%.
• C)50%.
• D)80%.
• E)need more information

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Definitions:

Feasible

Capable of being done or achieved; possible within a set of constraints or conditions.

Gallons of Gasoline

A measurement of gasoline volume, with one gallon equal to approximately 3.785 liters, commonly used in the United States for fuel transactions.

Budget Line

A visual diagram showing every pairing of two items that a person can purchase within their budget constraints, based on their earning and the cost of these products.

Consumption Bundles

These are combinations of different goods and services that an individual consumes, representing a mix of choices according to their preferences and budget.