10 Questions
Which of the following is true about the magnetic effect of electric current?
It is the reason why electric devices such as motors and generators work
What is the path line along which an isolated N pole moves called?
Magnetic line of force
What happens when N-pole and N-pole are brought close to each other?
They repel each other
What is the direction of magnetic lines of force?
From north pole to south pole
What is the behavior of magnetic lines of force?
They behave like a stretched elastic band
Which of the following materials is commonly used to make the body or core of electric devices such as motors and generators?
Steel
Which of the following is NOT true about magnetic lines of force?
Magnetic lines of force never intersect each other.
What is the name given to the magnetic effect produced when electric current flows in a conductor?
Magnetic flux
What happens when an N-pole and an S-pole are brought close to each other?
They attract each other.
What is the direction of magnetic lines of force?
From north pole to south pole
Test your knowledge on magnetism and the magnetic effect of electric current with this quiz. Learn about magnetic lines of force and their importance in electric devices like motors and generators. Explore the characteristics of magnetic materials and their role in the functioning of these machines.
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