This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An engine is designed to obtain energy from the temperature gradient of the ocean. What is the ... (Read 36 times)

asan beg

  • Hero Member
  • *****
  • Posts: 570
on: Aug 6, 2020

Question 1

An automobile engine operates with an overall efficiency of 12%. How much energy is delivered as waste heat (in gallons of gasoline) for each 10 gallons of fuel burned?

◦
1.2

◦
8.8

◦
6.5

◦
4.7

◦
7.5


Question 2

An engine is designed to obtain energy from the temperature gradient of the ocean. What is the thermodynamic efficiency of such an engine if the temperature of the surface of the water is 59°F (15°C) and the temperature well below the surface is 41°F (5°C)?

◦
3.5%

◦
67%

◦
31%

◦
17%

◦
96%
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by asan beg on Aug 6, 2020

vboyd24

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Aug 6, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


asan beg

  • Member
  • Posts: 570
Reply 2 on: Aug 6, 2020
Gracias!

ttt030911

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Energy-flow diagram for a Georgia salt marsh. Energy-flow diagram for a Georgia salt marsh.
An overall view of the four-cylinder engine that is due for a scheduled valve adjustment according ... An overall view of the four-cylinder engine that is due for a scheduled valve adjustment according ...
Air flows through the PCV valve during acceleration and when the engine is under a heavy load. Air flows through the PCV valve during acceleration and when the engine is under a heavy load.
Water Helps Regulate Your Body Temperature Water Helps Regulate Your Body Temperature
The Visible Spectrum of Electromagnetic Energy The Visible Spectrum of Electromagnetic Energy
Energy Transfer Energy Transfer
Video: Homologous chromosomes during prophase I - Animation

For a complete list of videos, visit our video library