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

Author Question: An ideal heat engine can have an efficiency of 1 if the temperature of the low temperature reservoir ... (Read 121 times)

imanialler

  • Hero Member
  • *****
  • Posts: 539
on: Jul 28, 2018
An ideal heat engine can have an efficiency of 1 if the temperature of the low temperature reservoir is
 a. 0 K.
  b. 0C.
  c. 0F.
  d. 0R.
  e. the same as the temperature of the heat source.

Question 2

By operating a reversible heat engine with an ideal gas as the working substance in a Carnot cycle and measuring the ratio Qc/Qh, we can calculate
 a. n, the number of moles of the ideal gas.
  b. the ratio Vc/Vh of the volumes of the ideal gas.
  c. the ratio Pc/Ph of the pressures of the ideal gas.
  d. the ratio PcVc/PhVh of the products of volumes and pressures of the ideal gas.
  e. the value of Avogadro's number.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

polinasid

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

D


imanialler

  • Hero Member
  • *****
  • Posts: 539
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


polinasid

  • Sr. Member
  • ****
  • Posts: 344
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Heat Exchanger Block Diagram Feedback Control System Heat Exchanger Block Diagram Feedback Control System
The bore and stroke of pistons are used to calculate an engine’s displacement. The bore and stroke of pistons are used to calculate an engine’s displacement.
Coolant flow through a typical engine cooling system. Coolant flow through a typical engine cooling system.
This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ... This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ...
Latent Heat Latent Heat
A heat exchange vest that uses ice packs for cooling A heat exchange vest that uses ice packs for cooling
Video: Pressure volume relationships - Normal inspiration and expiration

For a complete list of videos, visit our video library