Ask a New Question

A laser pointer attached at

A typical laser pointer is rated at 5.0 mW. It outputs red light with a wavelength of about 6300 Angstrom. How many photons of
1. 1 answer
2. asked by qwerty123
3. 581 views
You shine your laser pointer through the flat glass side of a rectangular aquarium at an angle of incidence of 45 degrees. The
1. 2 answers
2. asked by Cassie
3. 1,247 views
A laser pointer attached at the top of a lighthouse emits a beam that makes contact with a ship in the ocean below. The length
1. 3 answers
2. asked by Emily
3. 624 views
A laser pointer produces a very narrow laser beam of light. A laser pointer is used to create two models that show how light
1. 1 answer
2. asked by Bray
3. 89 views
Consider the light from a green laser pointer (wavelength = 532 nm).What is the energy of 1 photon form this laser? If the laser
1. 1 answer
2. asked by Lacey
3. 716 views
I know you need to use geometry but i don't know howa room which is h = 9.0 feet tall and r = 12.0 feet wide. Attached to the
1. 0 answers
2. asked by william
3. 520 views
a room which is h = 9.0 feet tall andr = 12.0 feet wide. Attached to the ceiling is a piece of glass (with unknown index of
1. 1 answer
2. asked by crystal
3. 593 views
a room which is h = 9.0 feet tall and r = 12.0 feet wide. Attached to the ceiling is a piece of glass (with unknown index of
1. 0 answers
2. asked by crystal
3. 557 views
The figure below shows a room which is h = 8.5 feet tall and r = 14.5 feet wide. Attached to the ceiling is a piece of glass
1. 0 answers
2. asked by Anonymous
3. 482 views
A student holds a laser that emits light of wavelength 641.5 nm. The laser beam passes though a pair of slits separated by 0.400
1. 1 answer
2. asked by James urgent
3. 738 views