Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 400 Ω. 40 Ω. 800 Ω. 4 Ω. 400 Ω. 40 Ω. 800 Ω. 4 Ω. 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 tie set matrix is N - 1. N. b - N - 1. b - N + 1. N - 1. N. b - N - 1. b - N + 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Stranded aluminium. Aluminium. Copper. Steel. Stranded aluminium. Aluminium. Copper. Steel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Atoms have no electric charge because they have an equal number of charged and non charged particles. have an equal number of electrons and protons. have neutrons in their nuclei. have an equal number of neutrons and protons. have an equal number of charged and non charged particles. have an equal number of electrons and protons. have neutrons in their nuclei. have an equal number of neutrons and protons. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the followings is/are active element? Current source None of these. Both Voltage source Current source None of these. Both Voltage source ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In question no.3, which of the following is true ? iL(0) = ic (0). i(0+)= iL(0+). ic (0+) = i(0+). None of these. iL(0) = ic (0). i(0+)= iL(0+). ic (0+) = i(0+). None of these. ANSWER DOWNLOAD EXAMIANS APP