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

Author Question: At what rate are photons emitted by a 50. W sodium vapor lamp? (Assume that the lamp's light is ... (Read 41 times)

joblessjake

  • Hero Member
  • *****
  • Posts: 555
on: Jul 29, 2018
At what rate are photons emitted by a 50. W sodium vapor lamp? (Assume that the lamp's light is monochromatic and of wavelength 589. nm.)
 
  What will be an ideal response?

Question 2

A ball rolls over the edge of a table with a horizontal velocity v m/s. The height of the table is 1.6 m and the horizontal range of the ball from the base of the table is 20 m. What is the initial speed of the ball?
 
  A) 9.8 m/s
  B) 20 m/s
  C) 35 m/s
  D) 4.9 m/s
  E) 70 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bitingbit

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 29, 2018
Answer to Question 1

1.48  1020 per second

Answer to Question 2

C


joblessjake

  • Member
  • Posts: 555
Reply 2 on: Jul 29, 2018
Excellent

coreycathey

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

The FDA recognizes 118 routes of administration.

Two Scottish reindeer relax after pulling Santa's sleigh at the switching on of Christmas light Two Scottish reindeer relax after pulling Santa's sleigh at the switching on of Christmas light
sodium sodium
A Sodium–Potassium Transporter A Sodium–Potassium Transporter
Frederic Edwin Church conveyed the romantic sensibility in Twilight in the Wilderness (1860). The cl Frederic Edwin Church conveyed the romantic sensibility in Twilight in the Wilderness (1860). The cl
Edmund Clark. Camp Five, Detainee's Cell, from the series Guantanamo: If the Light Goes Out, ... Edmund Clark. Camp Five, Detainee's Cell, from the series Guantanamo: If the Light Goes Out, ...
A “reduced power” warning light indicates a fault with the electronic throttle control system on ... A “reduced power” warning light indicates a fault with the electronic throttle control system on ...
Video: Hypoglycemia Animation

For a complete list of videos, visit our video library