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 R is 30.6 V. 40.8 V. 24.4 V . 50.8 V. 30.6 V. 40.8 V. 24.4 V . 50.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following represents the resonance frequency (ω0) with respect to lower cutoff frequency (ω1) and higher cutoff frequency (ω2) ω1 / ω2 ω1 - ω2 ω1 + ω2 √(ω1² + ω2²) ω1 / ω2 ω1 - ω2 ω1 + ω2 √(ω1² + ω2²) 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 BRY. RBY. RYB. YRB. BRY. RBY. RYB. YRB. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two battery having unequal emf can be connected in series only. both a and d cannot be connected in series. cannot be connected in parallel. can be connected in series only. both a and d cannot be connected in series. cannot be connected in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If one cycle of AC waveform occurs every millisecond, the frequency will be 50 Hz. 100 Hz. 10 kHz. 1000 Hz. 50 Hz. 100 Hz. 10 kHz. 1000 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If N is the number of nodes and b is the number of branches in a network, then rank of cut set matrix is b - N + 1. b - N - 1. N. N - 1. b - N + 1. b - N - 1. N. N - 1. ANSWER DOWNLOAD EXAMIANS APP