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

Author Question: A thermally isolated system is made up of a hot piece of aluminum and a cold piece of copper; the ... (Read 190 times)

mmm

  • Hero Member
  • *****
  • Posts: 558
A thermally isolated system is made up of a hot piece of aluminum and a cold piece of copper; the aluminum and the copper are in thermal contact.
 
  The specific heat capacity of aluminum is more than double that of copper. Which object experiences the greater temperature change during the time the system takes to reach thermal equilibrium?
  A)
 
  the copper
  B)
 
  the aluminum
  C)
 
  neither; both experience the same size temperature change
  D)
 
  it is impossible to tell without knowing the masses
  E)
 
  it is impossible to tell without knowing the volumes

Question 2

An object is moving with constant velocity in a straight line. Which of the following statements is true?
 
  A)
 
  A constant force is being applied in the direction of motion.
  B)
 
  A constant force is being applied in the direction opposite of motion.
  C)
 
  There are no forces acting on the object.
  D)
 
  The net force on the object is zero.
  E)
 
  There is no frictional force acting on the object.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

macybarnes

  • Sr. Member
  • ****
  • Posts: 312
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




mmm

  • Member
  • Posts: 558
Reply 2 on: Jul 29, 2018
Wow, this really help


juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Your heart beats over 36 million times a year.

For a complete list of videos, visit our video library