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Physics Chapter 19/20 Review

Authored by Cody Kennedy

Physics

11th - 12th Grade

25 Questions

Used 3+ times

Physics Chapter 19/20 Review
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Items are attracted the strongest to the “ends” of the magnets, also called their ______.

poles

bars

inlets

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hans Christian Oersted demonstrated that electricity and magnetism were related.

True

False

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process of inducing a current in a circuit using a changing magnetic field is called electromagnetic ________.

pulse

generation

induction

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A coil with 25 turns of wire and a cross-sectional area of 1.8 m2 has a uniform magnetic field applied to it. If the field increases from 0.00 T to 0.55 T in 0.85 s, what is the magnitude of the induced current?

-1.2V

-29V

-25V

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which example is showing a magnetized substance, left or right?

Right

Left

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

No matter how many times a permanent magnet is cut, each new piece will have a north and south.

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do magnetic compasses show when place around a wire that current is flowing through?

The compasses point in random directions

That a magnetic field is created around it

All the compasses point at the wire

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