« previous next »

Author Question: The Earth's orbit has a mean radius of 1.5 108 km. Over a six-month period, the apparent position ... (Read 38 times)

jc611

  • Hero Member
  • *****
  • Posts: 552
on: Jul 29, 2018
The Earth's orbit has a mean radius of 1.5  108 km. Over a six-month period, the apparent position of a particular star varies by 0.00014 due to parallax. How distant is the star, in ly? (1 ly = 9.46  1015 m)
 
  A)
 
  0.13 ly
  B)
 
  1.3 ly
  C)
 
  13 ly
  D)
 
  130 ly
  E)
 
  1300 ly

Question 2

In solving for the wave function for a finite potential well, which of the following is NOT required?
 
  A)
 
  The wave function be continuous.
  B)
 
  The first derivative of the wave function be continuous.
  C)
 
  There always be at least one bound state.
  D)
 
  The wave function be normalized.
  E)
 
  All of the above are required.


Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Tripod Position Tripod Position
Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror
Moon and Earth Moon and Earth
How Orbital Eccentricity Changes the Amount of Solar Radiation Earth Receives How Orbital Eccentricity Changes the Amount of Solar Radiation Earth Receives
Using your fingertips at the edge of the eye orbit, apply L stroke down to chin and back toward the ... Using your fingertips at the edge of the eye orbit, apply L stroke down to chin and back toward the ...
Long-wave energy flux is emitted from Earth Long-wave energy flux is emitted from Earth
Video: DNA fingerprinting Animation

For a complete list of videos, visit our video library