Electric Circuits A external resistance R is connected to a cell of internal resistance r, then the current is maximum when R < r. R > r. None of these R = r. R < r. R > r. None of these R = r. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The plates of lead acid storage battery are most likely to be short circuited if sediment collect at the bottom of the battery. too much water is added. the electrolyte evaporates. the battery charged too slowly. sediment collect at the bottom of the battery. too much water is added. the electrolyte evaporates. the battery charged too slowly. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 7 V. 4.123 V. {3 + 2(1.141)} V. 5 V. 7 V. 4.123 V. {3 + 2(1.141)} V. 5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of time. reactive power. power. frequency. time. reactive power. power. frequency. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The alternative names for active power is/are real power. true power. average power. All of these real power. true power. average power. All of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series resonant circuit impedance is none of these. zero. minimum. maximum. none of these. zero. minimum. maximum. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS