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

Author Question: How fast must a spaceship travel to make the trip to a star 400. LY away in 25.3 years of astronaut ... (Read 77 times)

wenmo

  • Hero Member
  • *****
  • Posts: 540
on: Jul 27, 2018
How fast must a spaceship travel to make the trip to a star 400. LY away in 25.3 years of astronaut travel time?
 
  A) 0.966c
  B) 0.998c
  C) 0.829c
  D) 0.987c
  E) 0.992c

Question 2

If m = 4, how may possible values can the spin quantum number ms have?
 
  A) 3
  B) 5
  C) 4
  D) 2
  E) 1
  F) 0


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fdliggud

  • Sr. Member
  • ****
  • Posts: 366
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

D


wenmo

  • Member
  • Posts: 540
Reply 2 on: Jul 27, 2018
Gracias!

ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Exponential growth in the Canadian migratory population of the whooping crane after 70 years of cons Exponential growth in the Canadian migratory population of the whooping crane after 70 years of cons
Discipline-specific training can take years to perfect. Discipline-specific training can take years to perfect.
Booker T. Washington in his office at Tuskegee Institute, 1900. Washington chose a policy of accommo Booker T. Washington in his office at Tuskegee Institute, 1900. Washington chose a policy of accommo
An air ratchet is a very useful tool that allows fast removal and installation of fasteners, ... An air ratchet is a very useful tool that allows fast removal and installation of fasteners, ...
How long does it take for 90% of a sample of strontium-90 (half-life of 28.8 years) to decay? How long does it take for 90% of a sample of strontium-90 (half-life of 28.8 years) to decay?
The purpose of mitosis is to take diploid cells and make two identical clones. A shows a simplified The purpose of mitosis is to take diploid cells and make two identical clones. A shows a simplified
Video: Types of antimicrobial substances (interferons & complement protein)

For a complete list of videos, visit our video library