Two parallel flat planes of positive charge are separated by a ...

[karen]

Two parallel flat planes of positive charge are separated by a distance d. Plane 1 has charge density 1 and plane 2 has a charge density 2. 1> 2.
 
  (a) In the region between the planes, the magnitude of the electric field is (b) In the region outside the planes the magnitude of the electric field is

Question 2

Salt water is more dense than fresh water. A ship floats in both fresh water and salt water. Compared to the fresh water, the volume of water displaced in the salt water is
 
  A)
 
  more.
  B)
 
  less.
  C)
 
  the same.
  D)
 
  Cannot be determined from the information given.

[sultansheikh]

Answer to Question 1

(a) (1 - 2)/2O.
(b) (1 + 2)/2O.

Answer to Question 2

B

[karen]

Thanks

[sultansheikh]

Welcome