They can be of they are old or have been abraded. If they are they should be replaced with new cords.
No appliances should be used with a frayed or damaged electrical cord.
Possible
absolutely, with a frayed cord or an electrical short in the wire
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.).
Replace it when it becomes cracked or frayed.
A label.
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.
When the cord is frayed or cut ,or when the trigger is stuck 'on' -these are common problems.
if you own this cord remove it from service straight away and fix it. ifyou don't own this cord un plug it and advise the owner it is un safe to use this cord.