Electric Circuits A star connected load has three equal impedance each of (40 + j30) Ω If the line current is 5 A then value of line voltage is 250 V. 250 √3 V. 250 / √3 V. 200 V. 250 V. 250 √3 V. 250 / √3 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Given network is having N nodes and b branches, then number of individual loops are N. b - N + 1. N - 1. b - N - 1. N. b - N + 1. N - 1. b - N - 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be 3 / 2 Ω. 3 / 4 Ω. 6 Ω. 4 / 3 Ω. 3 / 2 Ω. 3 / 4 Ω. 6 Ω. 4 / 3 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is zero watt. 100 watt. a few watt. maximum power. zero watt. 100 watt. a few watt. maximum power. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a delta network each element has value R. The value of each element in equivalent star network will be R / 6. R / 3. R / 2. R / 4. R / 6. R / 3. R / 2. R / 4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The unit of resistivity is Ω - metre. Ω / m². Ω / metre. Ω. Ω - metre. Ω / m². Ω / metre. Ω. ANSWER DOWNLOAD EXAMIANS APP
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