Which device protects computer systems from voltage fluctuations? a protects computer system from voltage fluctuations must be spelled correctly

A  surge protector protects computer system from voltage fluctuations

Explanation:

voltage fluctuations are known as rapid and dangerous changes in the voltage supply to an electrical equipment, this occurs when an equipment requiring higher load is connected to the power supply of  the equipment.  they are also know as voltage spikes.

A surge protector is an electrical device used to protect all electrical appliances including computer system from dangerous voltage spikes and power surges, it grounds excessive voltage thereby protecting the equipment from damage and preventing electrical fires in the process  

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source apex