An electric field is set up between two parallel plates, each of ...

[jasdeep_brar]

An electric field is set up between two parallel plates, each of area 2.0 m2, by putting 1.0 C charge on one plate and a -1.0 C charge on the other. The plates are separated by 4.0 mm.
 
  What is the magnitude of the electric field between the plates at a distance of 1.0 mm from the positive plate? A)
 
  4.2  104 N/C
  B)
 
  1.4  104 N/C
  C)
 
  3.1  104 N/C
  D)
 
  0 N/C
  E)
 
  5.6  104 N/C

Question 2

An object moves in a direction parallel to its length with a velocity that approaches the velocity of light. The width of this object, as measured by a stationary observer,
 
  A)
 
  approaches infinity.
  B)
 
  approaches zero.
  C)
 
  increases slightly.
  D)
 
  decreases slightly.
  E)
 
  does not change.

[Anna]

Answer to Question 1

E

Answer to Question 2

E

[jasdeep_brar]

Gracias!

[isabelt_18]

Excellent