Question:
For the given circuit, comment on the type of transformer used :
Correct Option:
Solution:
$\mathrm{V}_{\mathrm{S}}=\frac{\mathrm{P}}{\mathrm{i}}=\frac{60}{0.11}=545.45$
$\mathrm{V}_{\mathrm{P}}=220$
$\mathrm{~V}_{\mathrm{S}}>\mathrm{V}_{\mathrm{P}}$
$\Rightarrow$ Step up transformer