A) 100
B) 200
C) 400
D) 300
Correct Answer: C
Solution :
\[{{P}_{s}}={{V}_{s}}{{i}_{s}}\Rightarrow 1000={{V}_{s}}\times 8\Rightarrow {{V}_{s}}=\frac{1000}{8}\] \[\frac{{{V}_{p}}}{{{V}_{s}}}=\frac{{{N}_{p}}}{{{N}_{s}}}\Rightarrow \frac{(1000/8)}{500}=\frac{100}{{{N}_{s}}}\Rightarrow {{N}_{s}}=400\]
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