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

Author Question: The air inside a bicycle tire pump has 60 joules of work done on it as 20 joules of heat is ... (Read 213 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
on: Jul 28, 2018
The air inside a bicycle tire pump has 60 joules of work done on it as 20 joules of heat is conducted away from it. What is the change in internal energy of the air?

Question 2

The Eiffel tower in Paris is 300 meters tall on a cold day (T =  5 degrees Celsius). What is its height on a hot day when the temperature is 35 degrees? (It is made of iron which has a coefficient of linear expansion of 0.000012 per degree Celsius.)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vseab

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

40 J

Answer to Question 2

300.144 m


sabina

  • Member
  • Posts: 563
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

elyse44

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Visualization of heat exchange in an ectotherm and an endotherm. Visualization of heat exchange in an ectotherm and an endotherm.
An intra-aortic balloon pump increases circulation to the coronary arteries and decreases the worklo An intra-aortic balloon pump increases circulation to the coronary arteries and decreases the worklo
Keep your arms in front of your body as you work. Keep your arms in front of your body as you work.
As some groups do ethnic work, they produce a mythical long-lost heritage, as in this photo of ... As some groups do ethnic work, they produce a mythical long-lost heritage, as in this photo of ...
Press Bladder meridian points along upper orbital ridge with fingertips, from B-1 on the inside ... Press Bladder meridian points along upper orbital ridge with fingertips, from B-1 on the inside ...
Arguments take place when partners are home from work Arguments take place when partners are home from work
Video: Deglutition

For a complete list of videos, visit our video library