If the potential is given by 6/ x2, the x-component of the ...

[asan beg]

If the potential is given by 6/ x2, the x-component of the electric field is
 
  A)
 
  -12 x-3.
  B)
 
  -6x.
  C)
 
  12 x-3.
  D)
 
  12x.
  E)
 
  6x.

Question 2

A large plate carries a uniform charge density  = 8.85  10-9 C/ m2. A pattern showing equipotential surfaces with a 5 V potential difference would appear as
 
  A)
 
  a series of planes perpendicular to the plate, 1 cm apart.
  B)
 
  a series of lines perpendicular to the plate, 1 cm apart.
  C)
 
  a series of lines parallel to the plate, 1 cm apart.
  D)
 
  a series of circles of radius 1 cm, parallel to the plate.
  E)
 
  a series of planes parallel to the plate, 1 cm apart.

[Dinolord]

Answer to Question 1

C

Answer to Question 2

E

[asan beg]

Excellent

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