An Engine Is Designed to Obtain Energy from the Temperature $\degree$

question 38

Multiple Choice

An engine is designed to obtain energy from the temperature gradient of the ocean. What is the thermodynamic efficiency of such an engine if the temperature of the surface of the water is 15 $\degree$ C and the temperature well below the surface is 5 $\degree$ C?

• A)3.5%
• B)67%
• C)31%
• D)17%
• E)96%

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Definitions:

Theocratic Hierarchy

A system of governance where religious leaders hold the highest authority, and the state's legal and moral codes are based on religious laws.

Protestant Christians

Followers of the branches of Christianity that originated from the Reformation in the 16th century, which protested against certain practices of the Catholic Church.

Mormons

Members of the Church of Jesus Christ of Latter-day Saints, a Christian religious group founded in the early 19th century in the United States by Joseph Smith.

Revivalist Teachings

Religious teachings aimed at inspiring a reawakening of faith among believers, often associated with evangelical or charismatic movements.