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? 27∠30o Ω 3∠30o Ω. None of these 30∠30o Ω. 27∠30o Ω 3∠30o Ω. None of these 30∠30o Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Condition for a balanced 3 - phase load is that, each phase has the same value of __________________. power factor. impedance. all of these. resistance. power factor. impedance. all of these. resistance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The lead acid cell should not never be discharged beyond 1.9 V. 2 V. 1.8 V. 2.1 V 1.9 V. 2 V. 1.8 V. 2.1 V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance? 0.058 H. None of these. 0.029. 0.049 H. 0.058 H. None of these. 0.029. 0.049 H. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is 31.9 V. 50.5 V. 39.1 V. 45.5 V. 31.9 V. 50.5 V. 39.1 V. 45.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is applicable for both linear and non-linear circuits? Thevnin’s theorem. Norton’s theorem. Superposition theorem. None of these . Thevnin’s theorem. Norton’s theorem. Superposition theorem. None of these . ANSWER DOWNLOAD EXAMIANS APP
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