Author Question: In the electron double-slit experiment with electrons, what happens when a detector is used to ... (Read 58 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
In the electron double-slit experiment with electrons, what happens when a detector is used to determine through which slit the electron actually passes?
 
  A) The electron then acquires both a precise velocity and a precise position.
  B) The pattern on the screen suddenly becomes an wave-interference pattern.
  C) The electron suddenly jumps into a state of higher energy.
  D) The pattern on the screen suddenly becomes a non-interference pattern.
  E) Batman arrives.

Question 2

How did Brahe measure highly accurate planetary positions?
 
  A) By careful measurements of the brightness of the planets, as seen from Earth.
  B) With larger and more elegant sighting instruments.
  C) By his invention of the technique know as triangulation (measuring the distance between 2 points, and measuring 2 angles, to determine the distance to a 3rd point).
  D) With the recently-invented telescope.
  E) With a new type of telescope that used mirrors instead of lenses.



hollysheppard095

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

For a complete list of videos, visit our video library