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

Author Question: What is the wavelength of a photon of energy 2.00 eV? What will be an ideal ... (Read 107 times)

DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
What is the wavelength of a photon of energy 2.00 eV?
 
  What will be an ideal response?

Question 2

A hockey puck slides off the edge of a table with an initial velocity of 28.0 m/s. The height of the table above the ground is 2.00 m. What is the angle below the horizontal of the velocity of the puck just before it hits the ground?
 
  A) 77.2
  B) 72.6
  C) 12.8
  D) 12.6
  E) 31.8



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jamesnevil303

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

622. nm

Answer to Question 2

D




jamesnevil303

  • Sr. Member
  • ****
  • Posts: 337

 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

For a complete list of videos, visit our video library