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3B2 Power Engineer Exam Practice | 2023 | Questions with 100% Correct Answers | Updated & Verified | 40 Pages
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The disadvantages of a gas turbine are: 1. High cost of manufacture 2. High levels of noise pollution are produced 3. Low thermal efficiency 4. Requires many auxiliaries to be efficient A. 1, 2, 3 B. 1, 3, 4 C. 2, 3, 4 D. 1, 2, 4 E. 1, 2, 3, 4 - E The most common process method of refrigeration is: Select one: A. Absorption B. Lithium bromide C. Water vapor D. Vapor compression or mechanical E. Ammonia compression system - D To facilitate the removal of moisture and oil from the compressed air, a/an _____ is installed.Select one: A. Intercooler B. Oil separator C. Unloader D. Expansion tank E. Aftercooler -
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