
BEE Chapter 9

Quiz
•
Physics
•
12th Grade
•
Medium

Lavanya R
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Working Principle of a Transformer?
Electro magnetic induction
Electrical Energy
Mechanical Energy
None
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The following are the essential requirements of a transformer.
Good Magnetic core
Two Windings-Primary and Secondary
Time varying Magnetic flux
All the above
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is transformer core made up of ?
Copper
Iron
Silicon Steel
None
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Winding of transformer are made up of
Copper wire
Iron wire
Silicon steel
None
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Transformation ratio of a transformer K =
N1*N2
N1+N2
N1/N2
N2/N1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Transformer rated normally in _______
Kwh
V
KVA
None
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If E2
Step up transformer
Step down transformer
Equal ratio transformer
None
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