Current and Charge (Leaving Cert Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
Which particles in an atom carry a positive electric charge?
Which particles in an atom carry a positive electric charge?
Protons
What happens when two positively charged particles are brought close together?
What happens when two positively charged particles are brought close together?
They repel each other
What is the SI unit for measuring electric charge?
What is the SI unit for measuring electric charge?
Coulomb
Which of these materials is an electrical conductor?
Which of these materials is an electrical conductor?
Copper
Which material would NOT allow electric charge to flow through it easily?
Which material would NOT allow electric charge to flow through it easily?
Rubber
Which effect of current occurs in ALL current-carrying conductors?
Which effect of current occurs in ALL current-carrying conductors?
Heating effect
How can you detect the magnetic field around a current-carrying wire?
How can you detect the magnetic field around a current-carrying wire?
Using a magnetic compass
What is the name for chemical reactions caused by current passing through a solution?
What is the name for chemical reactions caused by current passing through a solution?
Electrolysis
If 15 C of charge passes through a point in 3 s, what is the current?
If 15 C of charge passes through a point in 3 s, what is the current?
5 A
In which direction does conventional current flow through the external circuit?
In which direction does conventional current flow through the external circuit?
From positive to negative terminal
What type of current is used for mains electricity supply?
What type of current is used for mains electricity supply?
Alternating current (AC)
How must an ammeter be connected to measure current in a circuit?
How must an ammeter be connected to measure current in a circuit?
In series with the component