Electric Circuits Efficiency of electrical machines should be calculated by measuring losses. output and input. losses and output. losses and input. losses. output and input. losses and output. losses and input. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoff’s voltage law is used for loop analysis. finding equivalent resistance. representing a current source. nodal analysis. loop analysis. finding equivalent resistance. representing a current source. nodal analysis. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current decreases. the current increases. the current decreases abruptly. the current remain unaltered. the current decreases. the current increases. the current decreases abruptly. the current remain unaltered. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitance of a parallel plate capacitor can be varied by All of these changing the dielectric medium only. changing the distance between the plates only. changing the overlapping area of the plates only. All of these changing the dielectric medium only. changing the distance between the plates only. changing the overlapping area of the plates only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Atoms with fewer than 4 valence electrons are insulator. none of these. conductor. semi-conductor. insulator. none of these. conductor. semi-conductor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The voltage across the 1 Ω resistor between the nodes A and B of the network shown in the given figure is 1 V. 3 V. 2 V. 4 V. 1 V. 3 V. 2 V. 4 V. ANSWER DOWNLOAD EXAMIANS APP