« previous next »

Author Question: What is the relativistic kinetic energy of an electron moving at a speed of 2.00 108 m/s? (electron ... (Read 98 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
on: Jul 28, 2018
What is the relativistic kinetic energy of an electron moving at a speed of 2.00  108 m/s? (electron mass is 9.11  10-31 kg and c = 3.00  108 m/s)
 a. 2.80  10-14 J
  c. 11.6  10-14 J
  b. 1.27  10-14 J
  d. 9.47  10-14 J

Question 2

What is the total energy of a proton moving at a speed of 2.10  108 m/s? (proton mass is 1.67  10-27 kg and c = 3.00  108 m/s)
 a. 1.11  10-27 J
  c. 2.02  10-10 J
  b. 2.10  10-10 J
  d. 2.24  10-27 J


briseldagonzales

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Examples of energy Examples of energy
Basic overview of energy and human life. Basic overview of energy and human life.
Insects Under the Electron Microscope Insects Under the Electron Microscope
Electron Microscope Image of a Fly Foot Electron Microscope Image of a Fly Foot
Gently squeeze along the length of the arm with both hands, moving down the arm from shoulder to ... Gently squeeze along the length of the arm with both hands, moving down the arm from shoulder to ...
physics question number 5 - moving conductors physics question number 5 - moving conductors
Video: Structures that affect circulation - heart and MABP

For a complete list of videos, visit our video library