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

Author Question: If 150 kcal of thermal energy raises the temperature of 2.0 kg of a material by 400 F, what is the ... (Read 14 times)

rosent76

  • Hero Member
  • *****
  • Posts: 516
If 150 kcal of thermal energy raises the temperature of 2.0 kg of a material by 400 F, what is the specific heat capacity of the material?
 
  A) 1.35 kcal/kg  C
  B) 0.75 kcal/kg  C
  C) 0.34 kcal/kg  C
  D) 0.19 kcal/kg  C

Question 2

When the current through a resistor is increased by a factor of 4, the power dissipated by the resistor
 
  A) decreases by a factor of 4.
  B) decreases by a factor of 16.
  C) increases by a factor of 16.
  D) increases by a factor of 4.
  E) increases by a factor of 2.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jliusyl

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

C

Answer to Question 2

C




rosent76

  • Member
  • Posts: 516
Reply 2 on: Jul 29, 2018
:D TYSM


dantucker

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

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

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

For a complete list of videos, visit our video library