Dielectric Properties -Multiple Choice Questions Quiz

Interactive MCQs on “Dielectric Properties”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: Question: What are dielectric properties related to?

(a) The flow of electric current in conductors
(b) The behavior of magnetic materials in an external magnetic field
(c) The response of materials to an applied electric field
(d) The emission of light from luminescent materials

Question 2: Question: Which of the following is not a dielectric material?

(a) Glass
(b) Rubber
(c) Copper
(d) Ceramic

Question 3: Question: What is the dielectric constant of a vacuum or free space?

(a) 0
(b) 1
(c) 10
(d) Infinity (∞)

Question 4: Question: What does a high dielectric constant indicate about a material?

(a) The material is a good conductor of electricity.
(b) The material has strong magnetic properties.
(c) The material is a poor insulator.
(d) The material can store more electric charge under an electric field.

Question 5: Question: Which dielectric property is associated with the ability of a material to become polarized in response to an external electric field?

(a) Dielectric constant
(b) Dielectric strength
(c) Dielectric breakdown
(d) Dielectric polarization

Question 6: Question: What is the SI unit of dielectric constant?

(a) Coulomb per square meter (C/m²)
(b) Farad per meter (F/m)
(c) Volt per meter (V/m)
(d) Ohm (Ω)

Question 7: Question: Which of the following is not a typical application of dielectric materials?

(a) Insulating coatings for electrical wires
(b) Capacitors for energy storage
(c) MRI (Magnetic Resonance Imaging) machines
(d) Electric circuit breakers

Question 8: Question: What is the dielectric strength of a material?

(a) Its ability to resist electric current flow
(b) Its ability to become polarized
(c) The maximum electric field it can withstand without breaking down
(d) Its ability to store electric charge

Question 9: Question: Which type of dielectric material has molecules with permanent electric dipoles even in the absence of an electric field?

(a) Ferroelectric
(b) Antiferroelectric
(c) Paramagnetic
(d) Diamagnetic

Question 10: Question: What happens to the polarization of a dielectric material when the applied electric field is removed?

(a) The polarization becomes permanent.
(b) The polarization decreases but remains nonzero.
(c) The polarization returns to zero.
(d) The polarization increases exponentially.