If a cable of homogeneous insulation has maximum stress of 6 kV/mm, then the dielectric strength of insulation should be ____

• A. 12 kV/mm
• B. 6 kv/mm
• C. 1.5 kV/mm
• D. 3 kV/mm

Answer: (B)

If a cable have homogeneous insulation then the dielectric strength of insulation should be is equal to maximum dielectric strength.