An electric boiler can work for a long time while it is submerged in water, and burns out very quickly if it is removed from the water. Why?

Water has a high heat capacity. In order for the boiler not to burn out, it is necessary to constantly remove heat from it.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.