Electric Field MCQs

Practice Electric Field MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Electromagnetic TheoryElectric Field

The SI unit of electric field intensity E is?

Show AnswerHide Answer Report an error

Correct Answer: A. V/m

Explanation: Electric field intensity is measured in N/C, equivalently V/m.

Reference: Standard electromagnetic theory: electric field

Question 2

Electromagnetic TheoryElectric Field

Show AnswerHide Answer Report an error

Correct Answer: A. Radially outward

Explanation: Field lines originate on positive charges.

Reference: Standard electromagnetic theory: electric field

Question 3

Electromagnetic TheoryElectric Field

Show AnswerHide Answer Report an error

Correct Answer: A. Positive test charge

Explanation: Electric-field direction is the force direction on a positive test charge.

Reference: Standard electromagnetic theory: electric field