A) 200V
B) 300V
C) 400V
D) 500V
Correct Answer: A
Solution :
[a] \[{{N}_{P}}=400,\,n={{N}_{S}}=2000\,{{V}_{S}}=1000\,V.\] \[\frac{{{V}_{p}}}{{{V}_{S}}}=\frac{{{N}_{p}}}{{{N}_{s}}}\]of \[{{V}_{p}}=\frac{{{V}_{S}}\times {{N}_{P}}}{{{N}_{S}}}=\frac{1000\times 400}{2000}=200\,V\]
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