Electric Circuits The average value of half wave rectified sinusoidal current waveform, whose maximum value is 1A is 0.637 A. 1 A. 0.5 A. 0.318 A. 0.637 A. 1 A. 0.5 A. 0.318 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of lead acid cell is _______________ that of Edison cell. none of above. equal to. less than. more than. none of above. equal to. less than. more than. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ? Only (2). Both (1) and (2). None of these. Only (1). Only (2). Both (1) and (2). None of these. Only (1). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current leads the emf by - 90o. is in phase with emf. leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. is in phase with emf. leads the emf by 90o. lags the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The mass of a neutron of atom is 1.609 × 10 - 31 Kg. 1.675 × 10 - 27 Kg. 1.602 × 10 - 19 Kg. 1.672 × 10 - 26 Kg. 1.609 × 10 - 31 Kg. 1.675 × 10 - 27 Kg. 1.602 × 10 - 19 Kg. 1.672 × 10 - 26 Kg. 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 phase angle of current in respect of supply voltage will be 28.8o. 40.4o. 20.2o. 32.1o. 28.8o. 40.4o. 20.2o. 32.1o. ANSWER DOWNLOAD EXAMIANS APP