This topic contains a solution. Click here to go to the answer

Author Question: Two identical blocks of iron are placed in contact, one at 10C and the other at 20C. If the cooler ... (Read 2589 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
Two identical blocks of iron are placed in contact, one at 10C and the other at 20C. If the cooler block cools to 5C and the warmer block warms to 25C, this would violate the
 
  A) first law of thermodynamics.
  B) second law of thermodynamics.
  C) third law of thermodynamics.
  D) none of the above

Question 2

The main purpose of the condenser in the steam cycle of a steam turbine is to
 
  A) cool the steam.
  B) condense the steam.
  C) lower pressure on the back side of the turbine blades.
  D) maintain high efficiency.
  E) change mechanical energy to electricity.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

softEldritch

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C





 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

For a complete list of videos, visit our video library