Electric Circuits In which of the circuits power factor can be zero? inductive. both ‘a’ and ‘b’ resistive. capacitive. inductive. both ‘a’ and ‘b’ resistive. capacitive. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When a lossy capacitor with a dielectric of permittivity ε and conductivity σ operates at a frequency ω the loss tangent for the capacitor is given by ω ε/σ. σ/ω ε. σ ω ε. ω σ/ε. ω ε/σ. σ/ω ε. σ ω ε. ω σ/ε. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of copper increases and germanium decreases. each of them decreases. each of them increases. copper decreases and germanium increases. copper increases and germanium decreases. each of them decreases. each of them increases. copper decreases and germanium increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Twelve 6 Ω resistor used as edge to form a cube. The resistance between two diagonally opposite corner of the cube is 5 / 6 Ω. 5 Ω. 6 Ω. 6 / 5 Ω. 5 / 6 Ω. 5 Ω. 6 Ω. 6 / 5 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Inductor does not allow the sudden change of current power None of these voltage current power None of these voltage ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Given network is having N nodes and b branches, then number of individual loops are N. N - 1. b - N - 1. b - N + 1. N. N - 1. b - N - 1. b - N + 1. ANSWER DOWNLOAD EXAMIANS APP
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