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

Author Question: If electrons are accelerated from rest in a 30 MeV tandem Van de Graaff Accelerator, what is their ... (Read 30 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
If electrons are accelerated from rest in a 30 MeV tandem Van de Graaff Accelerator, what is their final kinetic energy?
 
  A)
 
  15 MeV
  B)
 
  20 MeV
  C)
 
  30 MeV
  D)
 
  40 MeV
  E)
 
  60 MeV

Question 2

A Carnot cycle operates with an efficiency 0.60 between a low temperature heat bath at 20.0C and a high temperature heat bath. What is the temperature of the high temperature heat bath?
 
  A)
 
  33.3C
 
  B)
 
  50.0C
 
  C)
 
  489C
 
  D)
 
  460C
 
  E)
 
  215C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

C

Answer to Question 2

D





 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

For a complete list of videos, visit our video library