Electrostatics (Grade 10 NSC Matric Physical Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does electrostatics study?
What does electrostatics study?
Electric charges at rest
Which particles carry positive and negative charges in atoms?
Which particles carry positive and negative charges in atoms?
Protons (positive) and electrons (negative)
When is an object electrically neutral?
When is an object electrically neutral?
Equal amounts of positive & negative charge
An object has 8 positive and 6 negative charges. What is its net charge?
An object has 8 positive and 6 negative charges. What is its net charge?
+2
How does an object become positively charged?
How does an object become positively charged?
Electrons are removed from it
During tribo-electric charging, which particles transfer between materials?
During tribo-electric charging, which particles transfer between materials?
Electrons
What happens to the total charge during tribo-electric charging?
What happens to the total charge during tribo-electric charging?
It is conserved (stays the same)
In the tribo-electric series, what happens to materials higher up when rubbed?
In the tribo-electric series, what happens to materials higher up when rubbed?
They lose electrons (become positive)
What happens when two positively charged objects are brought close together?
What happens when two positively charged objects are brought close together?
They repel each other
What two factors affect the strength of electrostatic forces?
What two factors affect the strength of electrostatic forces?
Distance between charges & amount of charge