Electric Circuits The ratio of intensity of magnetisation to the magnetising force is known as relative permeability. susceptibility. flux density. none of above. relative permeability. susceptibility. flux density. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between time period T and frequency? T = frequency. T = 0.85 / frequency. T = 1 / frequency. T = 0.5 / frequency. T = frequency. T = 0.85 / frequency. T = 1 / frequency. T = 0.5 / frequency. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least when capacitor is almost 25% charged. when capacitor is fully charged. initially. when capacitor is half charged. when capacitor is almost 25% charged. when capacitor is fully charged. initially. when capacitor is half charged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of unity impulse function at time (t) = 0 is infinite. indeterminate. 1. 0. infinite. indeterminate. 1. 0. ANSWER DOWNLOAD EXAMIANS APP
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. R > r. None of these R < r. R = r. R > r. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a mica dielectric εR = 6, a plate area of a 10 inches2 and a separation 0.01 inch. Find the value of C 1.349 μF. 0 F. 1.349 F. 1.349 nF. 1.349 μF. 0 F. 1.349 F. 1.349 nF. ANSWER DOWNLOAD EXAMIANS APP