Electric Field MCQs

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

Question 1

Electromagnetic TheoryElectric Field

Electric field lines due to an isolated positive point charge are directed?

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Correct Answer: A. Radially outward

Explanation: Field lines originate on positive charges.

Reference: Standard electromagnetic theory: electric field

Question 2

Electromagnetic TheoryElectric Field

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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

Question 3

Electromagnetic TheoryElectric Field

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Correct Answer: A. V/m

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

Reference: Standard electromagnetic theory: electric field