Which of the following statement about force is correct?

By: |Published on: May 22|Categories: Physics WAEC| 0 comments

A. electrostatic, gravitational and magnetic forces are always attractive
B. electric, gravitational and magnetic field obeys inverse square law
C. field lines are real but their corresponding field are imaginary
D. field lines and their corresponding fields are both real

Correct Answer: Option C

C. field lines are real but their corresponding field are imaginary

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