Question:
Primary side of a transformer is connected to 230 V, 50 Hz supply. Turns ratio of primary to secondary winding is 10 : 1. Load resistance connected to secondary side is 46 \(\Omega \). The power consumed in it is :
Primary side of a transformer is connected to 230 V, 50 Hz supply. Turns ratio of primary to secondary winding is 10 : 1. Load resistance connected to secondary side is 46 \(\Omega \). The power consumed in it is :
Updated On: Nov 16, 2024
- 12.5 W
- 10.0 W
- 11.5 W
- 12.0 W
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The Correct Option is C
Solution and Explanation
Given:
\(\frac{V_1}{V_2} = \frac{N_1}{N_2} = 10 \implies V_2 = \frac{230}{10} = 23 \, \text{V}.\)
Power consumed:
\(P = \frac{V_2^2}{R} = \frac{23 \times 23}{46} = 11.5 \, \text{W}.\)
The Correct answer is: 11.5 W
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