Dipole Electric Field -Multiple Choice Questions Quiz

Interactive MCQs on “Dipole Electric Field”:

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 is a dipole in the context of an electric field?

(a) A point charge with positive electric potential.
(b) A region of space with zero electric field.
(c) A pair of equal and opposite electric charges separated by a distance.
(d) A region with no electric potential.

Question 2: Question: What is the net electric charge of a dipole?

(a) Positive
(b) Negative
(c) Neutral
(d) Depends on the distance between the charges

Question 3: Question: What is the direction of the electric field at a point along the axial line of a dipole?

(a) Radially outward from the positive charge
(b) Radially inward toward the negative charge
(c) Perpendicular to the axial line
(d) Parallel to the axial line

Question 4: Question: What is the direction of the electric field at a point along the equatorial line of a dipole?

(a) Radially outward from the positive charge
(b) Radially inward toward the negative charge
(c) Perpendicular to the equatorial line
(d) Parallel to the equatorial line

Question 5: Question: What happens to the strength of the electric field with increasing distance from a dipole?

(a) The electric field strength increases.
(b) The electric field strength decreases.
(c) The electric field strength remains constant.
(d) The electric field strength becomes zero.

Question 6: Question: What is the mathematical expression for the electric field (E) at a point on the axial line of a dipole, at a distance 'r' from the center of the dipole?

(a) E = k * (2q / r^2)
(b) E = k * (q / r^2)
(c) E = k * (q / r^3)
(d) E = k * (2q / r^3)

Question 7: Question: What is the mathematical expression for the electric field (E) at a point on the equatorial line of a dipole, at a distance 'r' from the center of the dipole?

(a) E = k * (2q / r^2)
(b) E = k * (q / r^2)
(c) E = k * (q / r^3)
(d) E = k * (2q / r^3)

Question 8: Question: The electric field at a point on the axial line of a dipole becomes zero when:

(a) The distance from the dipole is infinite.
(b) The distance from the dipole is zero.
(c) The dipole is removed from the field.
(d) The charges of the dipole are made unequal.

Question 9: Question: The electric field at a point on the equatorial line of a dipole becomes zero when:

(a) The distance from the dipole is infinite.
(b) The distance from the dipole is zero.
(c) The dipole is removed from the field.
(d) The charges of the dipole are made unequal.

Question 10: Question: In which of the following situations would the electric field of a dipole be the strongest at a distant point?

(a) When the dipole is very small in size.
(b) When the dipole has large charges.
(c) When the dipole is oriented perpendicular to the line connecting it to the distant point.
(d) When the dipole is oriented parallel to the line connecting it to the distant point.