GATE 2015 EE – SET 1 Question 50

Solution :

Transformer ratio k = $$\frac{600}{200}$$ = 3

Resistive load = 12 Ω

Load resistance as seen from the primary side = $$\frac{R_{L}}{K^{2}}$$ = $$\frac{12}{9}$$ = 1.33Ω