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Physics Chapter 5 Quiz

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Questions and Answers

What defines charged particles?

They are the result of electric fields.

They only exist within electric motors.

They are always negatively charged.

They can attract or repel other charged particles. (correct)

What is the primary function of an electric generator?

Directly power electrical appliances.

Convert mechanical energy into electrical energy. (correct)

Convert mechanical energy into thermal energy.

Store electrical energy for later use.

Which of the following accurately describes an electric field?

A field that only exists in magnetic materials.

A field surrounding electric charges where forces act on other charges. (correct)

A phenomenon caused solely by moving particles.

A force field that does not influence charges present in it.

What does electromotive force refer to?

The voltage that causes an electric current to flow. Signup and view all the answers

What is the main purpose of an electric motor?

To convert electrical energy into mechanical energy. Signup and view all the answers

What is the primary function of a galvanometer?

To measure very small currents Signup and view all the answers

What describes magnetic domains?

Microscopic groupings of atoms with aligned magnetic fields Signup and view all the answers

Which of the following best defines a magnetic field?

The region of magnetic influence around magnetic poles Signup and view all the answers

What do magnetic field lines represent?

The shape of a magnetic field Signup and view all the answers

Which statement is true about the magnetic force?

It attracts unlike poles and repels like poles Signup and view all the answers