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JEE Main 16 March 2021 Shift 2 Solved Paper
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© examsnet.com
Question : 8
Total: 90
For the given circuit, comment on the type of transformer used.
[16 Mar 2021 Shift 2]
Auxilliary transformer
Auto transformer
Step-up transformer
Step down transformer
Validate
Solution:
Voltage across secondary coil,
=
Power across load
Current passing through load
⇒
V
2
=
P
I
L
=
60
0.11
⇒
V
2
=
545.45
V
Voltage across primary coil,
V
1
=
220
V
⇒
V
2
>
V
1
It means that step-up transformer is used.
© examsnet.com
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