A) 15 A
B) 10 A
C) 20 A
D) 25 A
Correct Answer: C
Solution :
| [c] P = VI |
| \[\Rightarrow \,\,\,\,\,{{I}_{main}}=15\times \frac{45}{220}+15\times \frac{100}{220}+15\times \frac{10}{220}+2\times \frac{{{10}^{3}}}{220}\] |
| \[\Rightarrow \,\,\,\,\,{{I}_{main}}=\frac{15\times 155+2000}{220}=19.66\,A\] |
| Answer is 20 A |
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