2. Electricity & Magnetism Post test

Which of the following will induce Electromagnetic Force in a loop of wire?

How can the strength of an electromagnet be increased? Select all that applies

How can a current be induced in a closed circuit without the use of a battery or electrical power?

How many poles are there on an electromagnet?

Select ALL of the following that would increase the strength of an electromagnet.

How are electromagnets different from magnets?

In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.

What two forces are required for generators and electric motors to work?

What is the transfer of electricity in a generator?

What is the transfer of electricity in a motor?