
B/A Level Quizizz Review
Quiz
•
Physics
•
9th Grade
•
Medium
Christine Hong
Used 1+ times
FREE Resource
Enhance your content in a minute
29 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What statement explains why generators produce alternating current
Generators do NOT produce alternating current
When the magnet (or coil) rotates a half turn the direction of the current changes because the magnetic field orientation is reversed as well
When the magnet (or coil) rotates within a generators, the current produced is unpredictable making it more like alternating current
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Which of the following are Step UP transformers? (Select all that apply)
50 turns in Primary; 40 Turns in Secondary
40 Turns in Primary; 50 Turns in secondary
Converts 120 V alternating current to 12 V alternating current
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A ________ transformer is used near homes to achieve a voltage of 120 V.
Step Up
Step Down
Primary Coil
Secondary Coil
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A typical home outlet supplies what voltage?
120 V
120 Hz
240 V
60 Hz
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of the following is a step up transformer?
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which of the following scenarios would result in an attractive force? Select all that apply
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following can be used to increase the strength of an electromagnet?
Reduce the number of Coils
Increase the number of coils
Reduce the voltage Source
Increase the resistance
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