A) 200
B) 100
C) 50
D) 20
Correct Answer: A
Solution :
\[\frac{{{V}_{p}}}{{{V}_{s}}}=\frac{{{N}_{p}}}{{{N}_{s}}}\Rightarrow {{N}_{p}}=\left( \frac{220}{2200} \right)\ 2000=200\]
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