Which of the following materials is a good conductor of electricity?
Question 3
What is the term for a material that does not allow electric current to pass through it easily?
Question 4
What is the unit of electric current?
Question 5
Which of the following is a safety device that breaks an electric circuit in case of an overload?
Question 6
What is the term for the continuous flow of electric charge in a circuit?
Question 7
Which of the following is the correct equation for calculating electrical power?
Question 8
What is the term for the opposition offered by a substance to the flow of electric current?
Question 9
Which of the following factors affects the resistance of a conductor?
Question 10
What is the term for the potential difference between two points in an electric circuit?
Question 11
Which of the following materials is commonly used as an insulator in electrical wires?
Question 12
What is the term for the rate of doing work or the rate of flow of electric energy?
Question 13
Which of the following devices is used to control the current in an electric circuit?
Question 14
What is the term for the flow of electric current in a closed conducting loop?
Question 15
Which of the following statements is true about a parallel circuit?
Question 16
What is the term for a circuit in which components are connected one after the other?
Question 17
Which of the following is an effect of electric current?
Question 18
What is the term for the phenomenon in which a wire becomes hot when an electric current passes through it?
Question 19
Which of the following substances is used as a fuse wire?
Question 20
What is the term for the bending of a compass needle when an electric current flows through a nearby wire?
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