hw30 - Version 001 HW30 gavrin (25111) 1 This print-out...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Version 001 HW30 gavrin (25111) 1 This print-out should have 11 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. Temperature Increase 001 10.0 points The efficiency of a 679 MW nuclear power plant is 47 . 1%. If a river of flow rate 2 . 84 10 6 kg / s were used to transport the excess thermal energy away, what would be the average temperature increase of the river? Correct answer: 0 . 0641486 C. Hot Reservoir Temperature 002 10.0 points A Carnot engine has an efficiency of 26 . 4% when the hot reservoir temperature is 574 C. If we want to improve the efficiency to 12 . 7%, what should be the temperature of the hot reservoir, assuming everything else remains unchanged? Correct answer: C. Compressor Energy 003 10.0 points A mass of 3 . 7 kg of chilled water at 0 C is placed in a freezer which is kept at- 14 . 6 C....
View Full Document

This note was uploaded on 04/11/2011 for the course PHYS 25100 taught by Professor Dr.andygavrin during the Spring '10 term at IUPUI.

Page1 / 2

hw30 - Version 001 HW30 gavrin (25111) 1 This print-out...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online