Which of the following statements is incorrect?
A) Capacitance is always positive.
B) The symbol for potential difference between the plates of a capacitor is .
C) Water is a polar molecule.
D) When a dielectric is placed in a capacitor it serves to reduce the electric field.
E) Nonpolar molecules cannot be used for dielectric material in a capacitor.

Question

Which of the following statements is incorrect?
A) Capacitance is always positive. 
B) The symbol for potential difference between the plates of a capacitor is . 
C) Water is a polar molecule. 
D) When a dielectric is placed in a capacitor it serves to reduce the electric field. 
E) Nonpolar molecules cannot be used for dielectric material in a capacitor.

Quizplus · Accepted Answer

Nonpolar molecules can be used as dielectric material in a capacitor. Polar molecules are preferred as they can align with the electric field and increase the capacitance, but nonpolar molecules can still serve as dielectric material.

Which of the Following Statements Is Incorrect