Exit Quiz
Question 1 of 6
1
of 6
Which of the following things need to be done to electrostatically charge a plastic ruler?
Select one answer
connect it to a 9 V battery with a wire
connect it to 230 V mains electricity
rub it with aluminium foil
rub it with a cloth
You may have had a static shock from you clothes, when you take them off.
Need a hint?
Check