Author Question: What is the relativistic kinetic energy of an electron moving at a speed of 2.00 108 m/s? (electron ... (Read 104 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
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
Answer to Question 1

A

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

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?

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?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

For a complete list of videos, visit our video library