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

Author Question: Assume you are a particle in a box called the universe. Estimate your minimum kinetic energy. ... (Read 30 times)

mydiamond

  • Hero Member
  • *****
  • Posts: 804
on: Jul 27, 2018
Assume you are a particle in a box called the universe. Estimate your minimum kinetic energy. (Assume the edge of the box is at a distance of 20. Giga Light Years.)
 
  What will be an ideal response?

Question 2

A diffraction grating has 6000. lines per centimeter ruled on it.
 
  What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminated with a beam of light of wavelength 550. nm?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dudman123

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 27, 2018
Answer to Question 1

6  10-123Joules = 3  10-104 eV from /2 = 2R (R = 20. GLY) and K = p2/(2m) = h2/2m2)

Answer to Question 2

40.5


mydiamond

  • Member
  • Posts: 804
Reply 2 on: Jul 27, 2018
Wow, this really help

Zebsrer

  • Member
  • Posts: 284
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Worldwide Use of Nuclear Energy Worldwide Use of Nuclear Energy
U.S. Energy Consumption U.S. Energy Consumption
Ancient drawing of energy channels and acupoints. Ancient drawing of energy channels and acupoints.
energy of interaction and distance of particle energy of interaction and distance of particle
How to determine if a quadratic equation has a maximum or minimum when given the roots How to determine if a quadratic equation has a maximum or minimum when given the roots
How much energy is evolved during the reaction of 53.4 g of Al, according to the reaction ... How much energy is evolved during the reaction of 53.4 g of Al, according to the reaction ...
Video: Gastrulation: cross section of the frog

For a complete list of videos, visit our video library