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 122 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
:D TYSM

hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

star cluster NGC 6604 star cluster NGC 6604
To examine a child’s ear, the pinna should be pulled back and up for children over 3 years; the pinn To examine a child’s ear, the pinna should be pulled back and up for children over 3 years; the pinn
During drought years on the Galapagos, small, easily eaten seeds become rare, le During drought years on the Galapagos, small, easily eaten seeds become rare, le
Fast food effects on body Fast food effects on body
Poverty rates have declined in the last 50 years, and the biggest decline has been for people 65 and ... Poverty rates have declined in the last 50 years, and the biggest decline has been for people 65 and ...
In Canada, 2/3 women and over 1/2 of men 55 to 64 years of age are grandparents In Canada, 2/3 women and over 1/2 of men 55 to 64 years of age are grandparents
Video: Baroreceptor Reflex

For a complete list of videos, visit our video library