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

Author Question: A stopping potential of 3.2 V is needed for radiation whose wavelength is 200 nm. What is the work ... (Read 52 times)

LaDunn

  • Hero Member
  • *****
  • Posts: 526
on: Aug 10, 2020

Question 1

A solid state pulsed laser has an energy of 400 mJ per pulse. If its wavelength is 1.06 × 10−6 m, how many photons are in each pulse?

◦
2 × 1025

◦
2 × 1021

◦
3 × 1018

◦
6 × 1038

◦
2 × 1018


Question 2

A stopping potential of 3.2 V is needed for radiation whose wavelength is 200 nm. What is the work function (in eV) of the material?

◦
4.0

◦
3.0

◦
5.0

◦
6.0

◦
2.0
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by LaDunn on Aug 10, 2020

allisonblackmore

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Aug 10, 2020
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


LaDunn

  • Member
  • Posts: 526
Reply 2 on: Aug 10, 2020
Gracias!

mammy1697

  • Member
  • Posts: 341
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

As sessile organisms, plants have evolved many mechanisms to mitigate the potential damage of abioti As sessile organisms, plants have evolved many mechanisms to mitigate the potential damage of abioti
Radiation Radiation
A Painter At Work A Painter At Work
Our planet absorbs solar radiation Our planet absorbs solar radiation
What’s a Menstrual Cup and How Does It Work? What’s a Menstrual Cup and How Does It Work?
How do resultant force work among different angles? How do resultant force work among different angles?
Video: Subunits of DNA And Semi Conservative Replication

For a complete list of videos, visit our video library