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Question 4

NEET UG High-Yield Diagnostic Quiz · Deck: NEET UG High-Yield Review (Biology, Physics, Chemistry)

A Carnot engine absorbs heat from a hot reservoir at $500\text{ K}$ and discharges heat to a cold reservoir at $300\text{ K}$. What is its maximum thermal efficiency?

$30\%$
$40\%$
$50\%$
$60\%$

Source: The Second Law of Thermodynamics, OpenStax University Physics Volume 2

Exam guide: NEET UG — subjects, format and official sources.

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