) distinguish between a.c and d.c? (b) which source produces alternating current? (c) define the term current rating of an electric fuse? (d) name the material used to make electric fuse? (e) name two safety measure commonly used in electric circuit and appliances?
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1. AC is a alternative current it does not passes directly to appliances, this current we are using in our house , it is a safe for house circuit.
DC is a direct current it passes directly to the appliances ,these are not used in the house circuit , this current is dangerous.
2. AC generators produced alternating current .
3. the current rating is the amount of current that a fuse will safely pass before blowing.
4. cu , zn and tin
5.fuse and proper earthing of a electric circuit.
DC is a direct current it passes directly to the appliances ,these are not used in the house circuit , this current is dangerous.
2. AC generators produced alternating current .
3. the current rating is the amount of current that a fuse will safely pass before blowing.
4. cu , zn and tin
5.fuse and proper earthing of a electric circuit.
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