This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A proton has a total energy of 2.5 10-10 J. How fast is it moving? (M = 1.67 10-27 kg) a. 0.90 c ... (Read 99 times)

mmm

  • Hero Member
  • *****
  • Posts: 558
on: Jul 28, 2018
A proton has a total energy of 2.5  10-10 J. How fast is it moving? (M = 1.67  10-27 kg)
 a. 0.90 c
  b. 0.80 c
  c. 0.70 c
  d. 0.60 c
  e. 0.40 c

Question 2

A proton's rest mass is 1.67  10-27 kg. Calculate its kinetic energy when it is accelerated to a speed of 0.80 c.
 a. 1.0  10-10 J
  b. 1.5  10-10 J
  c. -2.0  10-10 J
  d. 2.5  10-10 J
  e. 7.5  10-10 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

wuly

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


mmm

  • Member
  • Posts: 558
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

nathang24

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

how fast bacteria can grow is amazing how fast bacteria can grow is amazing
Activation energy of uncatalyzed and catalyzed chemical reactions Activation energy of uncatalyzed and catalyzed chemical reactions
Frequent dining on fast food, which tends to be higher in fat and carbohydrates, may be convenient ... Frequent dining on fast food, which tends to be higher in fat and carbohydrates, may be convenient ...
Permafrost: High albedo, reflects as much as 90% of the Sun’s energy Permafrost: High albedo, reflects as much as 90% of the Sun’s energy
Desired Fertility versus Total Fertility Rate in Developing Countries Desired Fertility versus Total Fertility Rate in Developing Countries
Agricultural Land as a Fraction of Total Wealth in the United Kingdom Agricultural Land as a Fraction of Total Wealth in the United Kingdom
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library