They can be of they are old or have been abraded. If they are they should be replaced with new cords.
Possible
absolutely, with a frayed cord or an electrical short in the wire
Appliances such as toasters, kettles, hair dryers, and vacuum cleaners can use frayed or damaged electrical cords. It is important to replace these cords to prevent electrical hazards and ensure the safe operation of the appliance.
they might die
Frayed is a past participle verb. It can be used in the following sentences:The rope was so badly frayed that I couldn't tie it in a not.Cheap clothes can quickly become frayed.Burning the ends of cord is a good way to stop it becoming frayed.
Usually a worn or frayed drive belt. Inspect all belts and replace any you find that are worn, cracked, or frayed.
Yes. It's important to replace frayed wiring, or insulate the wires (from each other and from the surrounding environment) using appropriate electrical tape or other insulators (shrink tubing, etc.).
A frayed power lead is dangerous because it exposes the internal wires, increasing the risk of electrical fires or shock. The frayed insulation can lead to short circuits, overheating, and potential electrical failures. It is important to replace frayed power leads to prevent accidents and ensure safety.
Replace it when it becomes cracked or frayed.
To repair a stretched out phone cord, first, carefully inspect the cord for any frayed or damaged areas. If the damage is minimal, you can try coiling the cord tightly in the opposite direction to help it regain its shape. For more significant damage, consider using heat shrink tubing or electrical tape to cover and reinforce the affected areas. If the cord is extensively damaged, replacing it may be the safest option.
When the cord is frayed or cut ,or when the trigger is stuck 'on' -these are common problems.
Electrical cord is also refered to as power cord, line cord, and main cable. Electrical cord is mainly used to connect the appliance to the main electricity supply via wall socket.