9 It is used to connect something to a power source. A) Socket B) Bulb C) Halogen Which of the following is a wire cutting tool? A] Screwdriver B) Drill C) Pliers 10 What is an alternating current? A) A current that changes direction B) A current that has one direction C) A current that has 2 directions Before an electrician starts his work, he should... A) Buy new tools B) Change bulbs C) Cut off the power source 11 What is a direct current? A) A current that changes direction B) A current that has one direction C) A current that has 2 directions 15 What is a live wire? A) A wire with a flow of electrical current B) A wire cut in half C) A wire that will be soon installed Which of the following is used to insulate wires? A) cable B) Scissors C) Tape 16 What measures a current in a circuit? A) A battery B) Insulating tapes C) An ammeter