Electric Circuits In which of the circuits power factor can be zero? resistive. capacitive. both ‘a’ and ‘b’ inductive. resistive. capacitive. both ‘a’ and ‘b’ inductive. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the peak value of a sine wave is 100 V, then its RMS value will be 63.6 V. 70.7 V. 88 V. 100 V. 63.6 V. 70.7 V. 88 V. 100 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. infinite, zero infinite, infinite zero, infinite zero, zero infinite, zero infinite, infinite zero, infinite zero, zero ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When we use super node technique All of these current source branch is common for two meshes. ideal voltage source is connected between two non reference nodes. ideal voltage source is connected between non reference node and reference. All of these current source branch is common for two meshes. ideal voltage source is connected between two non reference nodes. ideal voltage source is connected between non reference node and reference. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The frequency of EMF generated by a generator depends upon its speed. nature of supply. both speed and number of poles. number of poles. speed. nature of supply. both speed and number of poles. number of poles. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.5. 0.577. 0.866. 1. 0.5. 0.577. 0.866. 1. ANSWER DOWNLOAD EXAMIANS APP
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