A parallel-plate capacitor with plate separation of 1.0 cm has ...

[soccerdreamer_17]

A parallel-plate capacitor with plate separation of 1.0 cm has square plates, each with an area of 6.0  10-2 m2.
 
  What is the capacitance of this capacitor if a dielectric material with a dielectric constant of 2.4 is placed between the plates, completely filling them? (0 = 8.85  10-12 C2/N  m2)
  A) 15  10-12 F
  B) 15  10-14 F
  C) 64  10-14 F
  D) 1.3  10-12 F
  E) 1.3  10-10 F

Question 2

Which type of electromagnetic wave travels through space the slowest?
 
  A) All EM waves travel at the same speed.
  B) radio waves
  C) infrared
  D) ultraviolet
  E) microwaves

[johnharpe]

Answer to Question 1

E

Answer to Question 2

A

[soccerdreamer_17]

Excellent

[brbarasa]

Great answer, keep it coming