Electric Circuits What is the real power in AC operation? None of these. Both option A and B. Apperant power × cosφ. VIcosφ. None of these. Both option A and B. Apperant power × cosφ. VIcosφ. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is YRB. RYB. RBY. BRY. YRB. RYB. RBY. BRY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be 2. 0.25. 4. 0.5. 2. 0.25. 4. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active materials of a lead acid cell are dilute H2SO4. lead peroxide. all of above. spongy lead. dilute H2SO4. lead peroxide. all of above. spongy lead. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series resonant circuit impedance is minimum. maximum. zero. none of these. minimum. maximum. zero. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Aluminium is produced from bauxite by rotating. electrolytic process. oxidation. froth flotation. rotating. electrolytic process. oxidation. froth flotation. ANSWER DOWNLOAD EXAMIANS APP