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A straight conductor of circular x-section carries a current. Which one of the following statements is true in this regard? | |
A. | No force acts on the conductor at any point [Wrong Answer] |
B. | An axial force acts on the conductor tending to increase its length. [Wrong Answer] |
C. | A radial force acts towards the axis tending to reduce its cross-section. [Correct Answer] |
D. | A radial force acts away from the axis tending to increase its cross-section. [Wrong Answer] |