In a transformer, the ratio of primary turns to the secondary turns is 1:10. A. A current 500mA flows through a 200$\Omega$ resistor in the secondary circuit. Assuming that the transformer is 100% efficient, determine;

      

In a transformer, the ratio of primary turns to the secondary turns is 1:10. A. A current 500mA flows through a 200$\Omega$ resistor in the secondary circuit. Assuming that the transformer is 100% efficient, determine;
(i) The secondary voltage
(ii) The primary voltage;

  

Answers


John
(i) Vs = 200 x 0.5 = 100 V

(ii) $\frac{N_p}{N_s}$ = $\frac{V_p}{V_s}$ = Vp

= $\frac{100\times 1}{10}$ = 10 V.
johnmulu answered the question on February 20, 2017 at 05:10


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