« previous next »

Author Question: To totally convert a given amount of mechanical energy into heat is A) possible. B) impossible. ... (Read 40 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
on: Jul 29, 2018
To totally convert a given amount of mechanical energy into heat is
 
  A) possible.
  B) impossible.
  C) need more information
  D) none of the above

Question 2

When a parcel of air expands against the environment and no heat enters or leaves, its temperature
 
  A) increases.
  B) decreases.
  C) remains unchanged.


djofnc

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

c0205847

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


djofnc

  • Sr. Member
  • ****
  • Posts: 318
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

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

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Carbon dioxide emission per gigajoule of energy released Carbon dioxide emission per gigajoule of energy released
Concentric double-pipe heat exchanger for counter-current flow Concentric double-pipe heat exchanger for counter-current flow
Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ... Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ...
Reactions 6–10: The Energy Generation Phase Reactions 6–10: The Energy Generation Phase
Preload is related to the amount of blood and stretching of the ventricular myocardial fibers Preload is related to the amount of blood and stretching of the ventricular myocardial fibers
Energy requirements of an uncatalyzed versus an enzymatically catalyzed chemical reaction Energy requirements of an uncatalyzed versus an enzymatically catalyzed chemical reaction
Video: Phases of the ovarian cycle

For a complete list of videos, visit our video library