Electric Circuits Resistance of which material does not change with change in temperature? Tungsten. Platinum. Brass. Metal alloys constantan and manganin. Tungsten. Platinum. Brass. Metal alloys constantan and manganin. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases? Z and I. VL and VR. VL and I. VL and Z. Z and I. VL and VR. VL and I. VL and Z. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the value of charge of an electron? 1.6022 × 10-19 Coulomb 1.6022 × 10-8 Coulomb 1.6022 × 10-27 Coulomb 1.6022 × 10-7 Coulomb 1.6022 × 10-19 Coulomb 1.6022 × 10-8 Coulomb 1.6022 × 10-27 Coulomb 1.6022 × 10-7 Coulomb ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be M / 2. M / L. M. 2 M. M / 2. M / L. M. 2 M. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is 2f0. f0 / 4. f0 / 2. still f0. 2f0. f0 / 4. f0 / 2. still f0. 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 N - 1. b - N + 1. b - N - 1. N. N - 1. b - N + 1. b - N - 1. N. ANSWER DOWNLOAD EXAMIANS APP
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