TRANSFORMERS #1

Quiz
•
Science
•
12th Grade - University
•
Hard
Standards-aligned
Servando Gereau
Used 15+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Primary winding = 400 turns
Secondary winding = 200 turns
If there's 240V @ 8A on primary, the secondary will have...
240V @ 4A
120V @ 4A
480 V @ 4 A
120V @ 16 A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Step-up transformers do what?
Increase V / decrease I
Increase V & I
Decrease V / increase I
Decrease V & I
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Primary = 600 V and Secondary = 150 V
This transformer ratio is...
1:4
6:1.5
4:1
600: 150
Tags
NGSS.HS-PS3-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Primary = 120 VAC @ 4 A
Secondary = 8 A and how many volts?
240 VAC
60 VDC
120 VAC
60 VAC
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The output of a transformer's secondary is measured at 60 V @ 20 A.
Which option below is possible?
180 V @ 6.7 A
20 V @ 2 A
60 V @ 0.67 A
6 V @ 20 A
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A step-up transformer is designed to...
take a lower voltage & increase it to a higher voltage while keeping the current the same
take a higher amperage & decrease it to a lower amperage
take a lower voltage & increase it to a higher voltage
take a higher voltage & decrease it to a lower voltage
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
On a step-up transformer, the turn ration from the primary side to the secondary side will be...
higher on the primary than the secondary
lower on the primary than the secondary
the same on the primary and the secondary
the same as a step-down transformer
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