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Magnetic Poles and Compass Needles Quiz

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Questions and Answers

What happens to a compass needle when brought near a bar magnet?

It remains unaffected

It becomes neutralized

It aligns with the bar magnet (correct)

It repels the bar magnet

What is the end of a compass needle that points towards the north direction called?

North seeking pole (correct)

Attracting pole

South seeking pole

Repelling pole

What happens when like poles of magnets are brought near each other?

They attract each other

They become neutral

They create a magnetic field

They repel each other (correct)

What is the unit of magnetic current?

Volt Signup and view all the answers

What symbol is usually used to represent magnetic current?

k Signup and view all the answers

Which rule determines the direction of the electric field produced by magnetic currents?

Left-hand rule Signup and view all the answers

What is the unit of magnetic current density?

V/m2 (volt per square meter) Signup and view all the answers

What is the mathematical term for one component of magnetic displacement current density?

$\frac{∂B}{∂t}$ Signup and view all the answers

Magnetic Poles and Compass Needles Quiz

Choose a study mode

Podcast

Questions and Answers

What happens to a compass needle when brought near a bar magnet?

What is the end of a compass needle that points towards the north direction called?

What happens when like poles of magnets are brought near each other?

What is the unit of magnetic current?

What symbol is usually used to represent magnetic current?

Which rule determines the direction of the electric field produced by magnetic currents?

What is the unit of magnetic current density?

What is the mathematical term for one component of magnetic displacement current density?

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