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

Author Question: During each cycle, a thermodynamic engine takes in 4.0 J of energy, does 1.0 J of work, and expels ... (Read 100 times)

eruditmonkey@yahoo.com

  • Hero Member
  • *****
  • Posts: 546
on: Jul 29, 2018
During each cycle, a thermodynamic engine takes in 4.0 J of energy, does 1.0 J of work, and expels 3.0 J of energy. What is its efficiency?
 
  What will be an ideal response?

Question 2

A 10-gram wire that is 6.0 m long is under tension. When a transverse wave of frequency 280 Hz travels along the wire, its wavelength is 0.60 m, and its amplitude is 8.4 mm.
 
  How much time does it take for a crest of the transverse wave to travel the length of the wire? A) 36 ms
  B) 31 ms
  C) 40 ms
  D) 44 ms
  E) 49 ms


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fdliggud

  • Sr. Member
  • ****
  • Posts: 366
Reply #1 on: Jul 29, 2018
Answer to Question 1

25

Answer to Question 2

A


eruditmonkey@yahoo.com

  • Member
  • Posts: 546
Reply 2 on: Jul 29, 2018
Wow, this really help

sarah_brady415

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

The eukaryotic cell cycle The eukaryotic cell cycle
Ammonium as an energy source for chemoautotrophic bacteria in soil. Ammonium as an energy source for chemoautotrophic bacteria in soil.
Work and Gender: Women at Work in India Work and Gender: Women at Work in India
Spring force, crankcase pressure, and intake manifold vacuum work together to regulate the flow rate ... Spring force, crankcase pressure, and intake manifold vacuum work together to regulate the flow rate ...
The seven chakras or energy centers in Ayurvedic philosophy. Courtesy of Rev. Larissa Dahroug, ... The seven chakras or energy centers in Ayurvedic philosophy. Courtesy of Rev. Larissa Dahroug, ...
"No Oven Needed" Energy Bars Try this recipe as an inexpensive alternative to commercial ... "No Oven Needed" Energy Bars Try this recipe as an inexpensive alternative to commercial ...
Video: Muscle cell structures - actin, myosin and titin filaments

For a complete list of videos, visit our video library