Three identical charges of 3.0 C are placed at the vertices of an ...

[ENagel]

Three identical charges of 3.0 C are placed at the vertices of an equilateral triangle which measures 30 cm on a side. What is the magnitude of the electrostatic force which acts on any one of the charges?
 
  A) 1.6 N
  B) 1.8 N
  C) 2.0 N
  D) 2.2 N
  E) 2.4 N

Question 2

Q1 = 6.0 nC is at (0.30 m, 0); Q2 = -1.0 nC is at (0, 0.10 m); Q3 = 5.0 nC is at (0, 0). What is the direction of the net force on the 5.0 nC charge?
 
  A) 34 above +x-axis
  B) 34 above -x-axis
  C) along the -x-axis
  D) 56 above +x-axis
  E) 56 above -x-axis

[miss_1456@hotmail.com]

Answer to Question 1

A

Answer to Question 2

E

[ENagel]

Excellent

[Perkypinki]

Gracias!