This topic contains a solution. Click here to go to the answer

Author Question: The Sun subtends an angle of 0.00928 radians at the surface of the earth. Its distance from Earth is ... (Read 87 times)

notis

  • Hero Member
  • *****
  • Posts: 596
The Sun subtends an angle of 0.00928 radians at the surface of the earth. Its distance from Earth is 1.50 x 1011 m. What is the diameter of the Sun?
 
  What will be an ideal response?

Question 2

Two point charges q1 = 4.0 C and q2 = -8.0 C are placed along the x-axis at x1 = 0 m and x2 = 0.20 m, respectively. What is the electric potential energy of this system of charges?
 
  A) +1.4 J
  B) -1.4 J
  C) -32 J
  D) 4.0 J
  E) -4.0 J



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xMRAZ

  • Sr. Member
  • ****
  • Posts: 363
Answer to Question 1

1.39  109 m

Answer to Question 2

B




notis

  • Member
  • Posts: 596
Reply 2 on: Jul 29, 2018
Excellent


amandalm

  • Member
  • Posts: 306
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

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 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

For a complete list of videos, visit our video library