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Active Physics Unit 2 Review
Test Description: Unit 2 test
Instructions: Answer all questions to get your test result.
1) Mechanical Energy means
A
Energy of magnetism
B
Energy of motion
C
Energy of machines
D
Energy of electricity
2) Electrical Energy means
A
Energy from Electrical wiring
B
Energy from the flow of electrons (electricity)
C
Energy from movement
D
Energy from electromagnetism
3) Generators convert
A
electrical energy to magnetism
B
mechanical energy to electrical energy
C
mechanical energy to wind energy
D
electrical energy to mechanical energy
4) Motors convert
A
mechanical energy to wind energy
B
electrical energy to mechanical energy
C
mechanical energy to electrical energy
D
electrical energy to wind energy
5) What does DC mean?
A
Alternating current
B
Distance current
C
Drag current
D
Direct current
6) What does AC stand for?
A
Alternating current
B
Direct current
C
Assisted current
D
Alloted current
7) EMF stands for
A
Electricity Force
B
Electromagnetism force
C
Electromovement force
D
Electromotive force
8) EMF is another term to find
A
Voltage
B
current
C
resistance
D
Power
9) The unit for EMF is
A
V for volts
B
EMF for volts
C
c for current
D
A for Amps
10) A measure of the magnetic field lines in an area is also known as
A
magnetic field
B
electromagnetism
C
mechanical energy
D
Magnetic flux
11) In order to increase magnetic flux you can
A
increase the number of magnetic field lines or increase the area
B
increase the number of magnetic field lines or decrease the area
C
decrease the number of magnetic field lines or increase the area
D
decrease the number of magnetic field lines or decrease the area
12) Found that if you move a conductive wire into a magnetic field so that it cuts the magnetic field lines, an electric current will be created. This is known as
A
Oersted's Law
B
Einstein's Law
C
Faraday's Law
D
Lenz's law
13) A device used to measure current is also known as
A
A generator
B
a galvanometer
C
A solenoid
D
A voltmeter
14) The direction of the induced current is such that the magnetic field resulting from the induced current opposes the change in the field that caused the induced current. This is known as
A
Oersted's Law
B
Einstein's Law
C
Faraday's Law
D
Lenz's Law
15) To create a current, you can either move the conductor through the magnetic field, or you can move the magnetic field through the conductor. This is also known as
A
a generator
B
A galvanometer
C
a motor
D
Electromagnetic Induction
16) Induced is another word for
A
magnetism
B
voltage
C
create
D
movement
17) If you move a magnet with a magnetic field away from a solenoid, the solenoid creates a magnetic field to attract it. If you move the magnet towards the solenoid, the solenoid will make a magnetic field to
A
push the magnet up
B
push the magnet down
C
repel the magnet
D
attract the magnet
18) If you move a magnet with a magnetic field towards a solenoid, the solenoid creates a magnetic field to repel it. If you move the magnet away from the solenoid, a magnetic field will be created to
A
push it down
B
push it up
C
attract it
D
repel it
19) If you move a magnet into a solenoid, the galvanometer deflect to the right. If you move it out of the solenoid, the galvanometer will deflect to the
A
up
B
left
C
right
D
down
20) What is the symbol for magnetic flux?
A
A circle with a line through is, or phi
B
B
C
A
D
EMF
*select an answer for all questions
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