Electric Circuits A balanced delta connected load has an impedance of 9∠30o Ω per phase. What is the impedance per phase of its equivalent star? 3∠30o Ω. 27∠30o Ω 30∠30o Ω. None of these 3∠30o Ω. 27∠30o Ω 30∠30o Ω. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire of 0.14 mm diameter and specific resistance 9.6 Ω - cm is 440 cm long. The resistance of the wire will be 13.7 Ω. 27.4 Ω. 11.3 Ω. 9.6 Ω. 13.7 Ω. 27.4 Ω. 11.3 Ω. 9.6 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series resonant circuit impedance is maximum. minimum. zero. none of these. maximum. minimum. zero. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between time period T and frequency? T = frequency. T = 1 / frequency. T = 0.85 / frequency. T = 0.5 / frequency. T = frequency. T = 1 / frequency. T = 0.85 / frequency. T = 0.5 / frequency. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To reduce hysteresis loss, we use laminated sheets. CRGO steel. soft-iron. copper bars. laminated sheets. CRGO steel. soft-iron. copper bars. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the square of instantaneous current. square of the rate of change of current. temperature of the inductor. product of the instantaneous current and rate of change of current. square of instantaneous current. square of the rate of change of current. temperature of the inductor. product of the instantaneous current and rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
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