Magnetism & Electromagnetism

Which of the following is NOT a (ferro)magnetic metal?

• Copper

• Nickel

• Cobalt

• Iron

What name is given to those parts of a magnet where the magnetic effect is most concentrated?

• Terminals

• Alloys

• Poles

• Attractors

Which of the following is NOT found in the Periodic Table of the Elements?

• Selenium

• Steel

• Titanium

• Tin

From the following list of forces, which is the odd-one-out?

• Weight

• Magnetism

• Electrostatics

• Friction

The south-pole of a powerful bar magnet is brought close to a brass ring. Which of the following best describes what will happen?

• Nothing

• Attraction

• Levitation

• Repulsion

The south-pole of a powerful bar magnet is brought to within 1 cm of a steel paperclip. Which of the following best describes what will happen?

• Nothing

• Attraction

• Repulsion

• Contraction

Which of the following correctly describes the direction of a magnetic field?

• Strong to Weak

• North to South

• South to North

• Weak to Strong

Which of the following could be repelled by the NORTH pole of a bar magnet.

• A pencil

• A steel paperclip

• A gold coin

• A magnet

Which of the following arrangement of poles will produce a force of REPULSION?

• North - North

• North - South

• South - North

• South - South

A steel paperclip (which is itself not a magnet) is attracted to the South pole of a bar magnet. This paperclip then exerts an attractive force on a second paperclip. What is this an example of?

• Electromagnetism

• Induced magnetism

• Permanent magnetism

• Ultra-magnetism