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

Author Question: Consider a spacecraft that travels round-trip to the zeta reticuli star system (distance 39.5 ... (Read 138 times)

rl

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
Consider a spacecraft that travels round-trip to the zeta reticuli star system (distance 39.5 light-years) at 99 of the speed of light.
 
  If the round-trip travel time as measured from Earth is 79.8 years, how much time would pass for passengers on the spacecraft?
  A) 39.9 years
  B) 79.8 years
  C) 22.6 years
  D) 11.3 years

Question 2

In a hydrogen atom, a given electron has l = 7. How many values can m have?
 
  A) 6
  B) 7
  C) 15
  D) 33
  E) 98


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tandmlomax84

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


rl

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
Gracias!

kusterl

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

the basal ganglia and limbic system the basal ganglia and limbic system
Disorders and Diseases of the Digestive System Disorders and Diseases of the Digestive System
Overview of the nervous system. Overview of the nervous system.
A technician-made adapter used to test exhaust system back pressure. A technician-made adapter used to test exhaust system back pressure.
The Koeppen System The Koeppen System
Solve the system to find x and y Solve the system to find x and y
Video: Pressure Flow Model Animation

For a complete list of videos, visit our video library