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

Author Question: What is the total mass of a binary star system with P = 20 yr and a = 10 AU? a. 2 solar masses ... (Read 118 times)

Zulu123

  • Hero Member
  • *****
  • Posts: 525
on: Jul 27, 2018
What is the total mass of a binary star system with P = 20 yr and a = 10 AU?
 
  a. 2 solar masses
  b. 2.5 solar masses
  c. 0.5 solar mass
  d. 80 solar masses
  e. 0.4 solar mass

Question 2

Which of the following sequences of electromagnetic radiation is correct in order of increasing energy?
 
  a. gamma rays, X-rays, infrared, radio
  b. radio, microwave, gamma rays, UV
  c. visible, UV, X-rays, gamma rays
  d. visible, microwave, radio, infrared
  e. infrared, visible, radio, X-rays


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ricroger

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

c


Zulu123

  • Hero Member
  • *****
  • Posts: 525
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


ricroger

  • Sr. Member
  • ****
  • Posts: 352
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

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.

Primary production increases with an increase in total phosphorus concentration. Primary production increases with an increase in total phosphorus concentration.
Lymphatic system. Lymphatic system.
How Orbital Eccentricity Changes the Amount of Solar Radiation Earth Receives How Orbital Eccentricity Changes the Amount of Solar Radiation Earth Receives
Procedures and Diagnostic Tests Related to the Cardiovascular System Procedures and Diagnostic Tests Related to the Cardiovascular System
Organs of the Digestive System Organs of the Digestive System
Skeletal system Skeletal system
Video: Complement Proteins Animation

For a complete list of videos, visit our video library