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

Author Question: A proton that is initially at rest is accelerated through an electric potential difference of ... (Read 40 times)

ENagel

  • Hero Member
  • *****
  • Posts: 540
A proton that is initially at rest is accelerated through an electric potential difference of magnitude 500 V. What speed does the proton gain? (e = 1.60  10-19 C , mproton = 1.67  10-27 kg)
 
  A) 2.2  105 m/s B) 1.1  105 m/s C) 9.6  105 m/s D) 3.1  105 m/s

Question 2

If the wavelength of a light beam is doubled, what happens to the momentum of the photons in that light beam?
 
  A) It is reduced by one-fourth of its original value.
  B) It is increased to four times its original value.
  C) It is doubled.
  D) It is halved.
  E) It stays the same.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

eliasc0401

  • Sr. Member
  • ****
  • Posts: 338
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




ENagel

  • Member
  • Posts: 540
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)


samiel-sayed

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Excellent

 

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

For a complete list of videos, visit our video library