Q9-LR-1

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Pennsylvania State University *

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Course

102

Subject

Mechanical Engineering

Date

Jan 9, 2024

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pdf

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6

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4/10/23, 1:04 PM Lesson 9 - Quiz: EGEE 102 (SP23): Energy Conservation for Environmental Protection https://psu.instructure.com/courses/2224925/quizzes/4674353 1/6 Lesson 9 - Quiz Due Apr 15 at 11:59pm Points 25 Questions 12 Available Apr 10 at 12am - Apr 15 at 11:59pm Time Limit 20 Minutes Allowed Attempts 2 Instructions Attempt History Attempt Time Score LATEST Attempt 1 10 minutes 23 out of 25 Correct answers will be available on Apr 16 at 12am. Score for this attempt: 23 out of 25 Submitted Apr 10 at 1:03pm This attempt took 10 minutes. Remember that once you start the quiz, you cannot stop the timer. If you leave the quiz, the timer keeps running. You must finish in 20 minutes. Feedback for this Quiz (along with your responses and the correct answers) will be made available after the deadline for this Quiz. Take the Quiz Again 2 / 2 pts Question 1 When air is heated its relative humidity ________ Decreases Increases Remains constant
4/10/23, 1:04 PM Lesson 9 - Quiz: EGEE 102 (SP23): Energy Conservation for Environmental Protection https://psu.instructure.com/courses/2224925/quizzes/4674353 2/6 2 / 2 pts Question 2 When warm outside air is cooled by an air conditioner, its relative humidity increases decreases depends on the temperature depends on the air conditioner 2 / 2 pts Question 3 The national minimum standard for a central air conditioner SEER is higher than room air conditioner EER True False : National minimum standards for central air conditioners require a SEER of 9.7 and 10.0 for single-package and split-systems, respectively. National appliance standards require room air conditioners built after January 1, 1990, to have an EER of 8.0 or greater. 2 / 2 pts Question 4
4/10/23, 1:04 PM Lesson 9 - Quiz: EGEE 102 (SP23): Energy Conservation for Environmental Protection https://psu.instructure.com/courses/2224925/quizzes/4674353 3/6 In a __________ air conditioner, the evaporator, condenser and compressor are all located in one cabinet. Packaged central Split-system central Geothermal heat pump 2 / 2 pts Question 5 Heat Pumps can cool your home. True False 2 / 2 pts Question 6 In the expansion valve of an air conditioner, temperature Decreases Increases Doesn’t change 2 / 2 pts Question 7
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