Electrical Engineering · Power Cables
What is the equation for the applied voltage between the core and the sheath for an intersheath grading cable, where R represents the radius of the outer sheath and gmax represents the peak value of electrical stress?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1V = 1.881 × Rgmax
- 2V = 1.881 × gmaxR
- 3V = R × gmax1.881✓
- 4V = 1.881 × R × gmax
Correct answer
V = R × gmax1.881
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