The Graph in the Figure Shows a Cycle for a Heat

question 32

Multiple Choice

The graph in the figure shows a cycle for a heat engine for which =35 J. What is the thermal efficiency of this engine?

• A) 29 %
• B) 57 %
• C) 14 %
• D) 23 %

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Definitions:

Alienated Follower

An individual who feels estranged or disconnected from leaders and their directives, often resulting in decreased motivation and satisfaction.

Prevailing Conditions

The current or most common circumstances, environments, or situations in a particular area or context.

Andrew Carnegie

A Scottish-American industrialist and philanthropist who led the expansion of the American steel industry in the late 19th century.

John D. Rockefeller

An American industrialist and philanthropist who played a pivotal role in the establishment of the oil industry in the United States.