Question

Two parallel plates have charge densities σ1 =2C/m2 and σ2 = -4C/m2 . What is the magnitude of the electric field between them. Select one: a. 6/ε0 b. 4/ε0 c. 1/ε0 d. 3/ε0 e. 2/ε0

Answer 1

Answer:

d

Explanation:

E=(σ1/2ε0)+(σ2/2ε0)

E=(2/2ε0)+(4/2ε0)

E=3/ε0

Answer is d.