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 51 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
Wow, this really help

Jossy

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Metabolic pathways involved in the breakdown of proteins for energy. Metabolic pathways involved in the breakdown of proteins for energy.
A HEUI injector from a Ford PowerStroke diesel engine. The grooves indicate the location of the ... A HEUI injector from a Ford PowerStroke diesel engine. The grooves indicate the location of the ...
Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ... Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ...
The mitochondrion is the center of energy transformation in the cell The mitochondrion is the center of energy transformation in the cell
A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta-minus decay. How much energy (in ... A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta-minus decay. How much energy (in ...
Video: Oogenesis Animation

For a complete list of videos, visit our video library