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

Author Question: A diver shines light upward to the surface of a smooth pond at 20 to the normal. Most light passes ... (Read 120 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jul 29, 2018
A diver shines light upward to the surface of a smooth pond at 20 to the normal. Most light passes into the air above while the part that reflects back into the water makes an angle to the normal of
 
  A) less than 20.
  B) 20.
  C) more than 20.
  D) all refracts, none reflects.

Question 2

When a light beam emerges from water into air, light speed
 
  A) increases.
  B) decreases.
  C) remains the same.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

harveenkau8139

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


ARLKQ

  • Hero Member
  • *****
  • Posts: 571
Reply #2 on: Jul 29, 2018
Thanks


harveenkau8139

  • Sr. Member
  • ****
  • Posts: 304
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
This Toyota cap has a warning—the check engine light will come on if not tightened until one ... This Toyota cap has a warning—the check engine light will come on if not tightened until one ...
viable surface sampling using contact plates viable surface sampling using contact plates
A container in the shape of a right circular cylinder with no top has surface area square feet. A container in the shape of a right circular cylinder with no top has surface area square feet.
How wide must a narrow slit be if the first diffraction minimum occurs at 12 with laser light ... How wide must a narrow slit be if the first diffraction minimum occurs at 12 with laser light ...
Microarray procedure for analyzing gene expression in normal and cancer cells Microarray procedure for analyzing gene expression in normal and cancer cells
Video: Tuberculosis Testing

For a complete list of videos, visit our video library