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

Author Question: Electric field lines A) are closer together the stronger the field. B) start on negative charges ... (Read 516 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
Electric field lines
 
  A) are closer together the stronger the field.
  B) start on negative charges and end on positive charges.
  C) were invented by Isaac Newton.
  D) are perpendicular to the lines of force.
  E) were discovered by Franklin.

Question 2

A narrow tube is placed vertically in a pan of water, and the water rises in the tube to 4 cm above the level of the pan. The surface tension in the liquid is lowered to one-half its original value by the addition of some soap.
 
  What happens to the height of the liquid column in the tube? A) It drops to 2 cm.
  B) It drops to 1 cm.
  C) It remains at the same height.
  D) It drops or rises, but the height cannot be calculated from the information given.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aadams68

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

A

Answer to Question 2

A




mpobi80

  • Member
  • Posts: 519
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)


covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library