Thermal Storage & PCMs Quiz

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Thermal storage concepts brief

Ольга Владимировна

Kazakhstan

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Thermal Storage & PCMs Quiz


Thermal Storage & PCMs QuizVersion en ligne Thermal storage concepts brief par Ольга Владимировна 1 Who developed the innovative solution for thermal energy storage? a A group of industrial engineers b Professor Jeffrey Grossman c None of the above 2 In which field does the inventor hold a professorship? a Biomedical engineering b Materials science and engineering c Environmental science 3 What percentage of energy in industrial processes is typically expelled as heat? a Less than 50% b I don't know c Over 50% 4 What does a phase-change material (PCM) do when it changes state? a It absorbs energy b It creates light c It destroys energy 5 What is released when a PCM reverts to its original state? a Thermal energy b Stored energy c Chemical waste 6 Which substance is mentioned as a common example of a PCM? a Wax b Salt c Oil 7 What is the specific term for the energy released when wax solidifies? a Thermal radiation b Latent heat c Solar heat 8 What is the "major flaw" of using PCMs alone? a They are too heavy b They are very expensive c They are dependent on environmental temperature 9 What characteristic of photoswitches changes when exposed to light? a Their temperature b Their shape c Their color 10 How is the stored energy finally released in Grossman's solution? a By shining a special type of light b By applying pressure c By cooling the material