Question

insulation of wires carrying electric currents check periodically.explain why? ​

Answer 1

Answer:

Damaged power cords are a serious residential electrical safety risk, and they are capable of causing both fires and electrocution. All power and extension cords should be checked periodically for signs of fraying and cracking, and they should then be repaired or replaced as needed.

Answer 2

Answer:

$\sqrt[2]{2}$