Class 5 Boiler Practice Exam 2025 - Free Boiler Certification Practice Questions and Study Guide

Question: 1 / 400

What are 'hot water boilers' primarily designed for?

Producing steam for industrial use

Heating water for domestic or industrial purposes

Hot water boilers are primarily designed to heat water for various applications, both domestic and industrial. They operate by heating water to a certain temperature, which can then be circulated through radiators, underfloor heating systems, or directly used for domestic hot water needs. The efficiency and effectiveness of hot water boilers in providing a consistent supply of heated water make them ideal for heating systems in homes, commercial buildings, and industrial processes that require a reliable source of hot water.

In contrast, other options like producing steam for industrial use or generating electrical power pertain to steam boilers or specific types of turbines, not hot water boilers. Additionally, cooling systems in large buildings utilize chillers or cooling towers rather than hot water boilers, further verifying that the primary function of hot water boilers is indeed to heat water.

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Cooling systems in large buildings

Generating electrical power

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