Electric Circuits The capacitance of a parallel plate capacitor can be varied by changing the dielectric medium only. changing the distance between the plates only. All of these changing the overlapping area of the plates only. changing the dielectric medium only. changing the distance between the plates only. All of these changing the overlapping area of the plates only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which variety of copper has the best mechanical strength ? Hard drawn copper. Cast copper. Soft copper. Annealed copper. Hard drawn copper. Cast copper. Soft copper. Annealed copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following materials has highest electrical conductivity ? Steel. Silver. Copper. Aluminium. Steel. Silver. Copper. Aluminium. 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
Electric Circuits Current magnification will occur in which of the following case? Both Parallel resonance None of these Series resonance Both Parallel resonance None of these Series resonance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance? None of these. 0.049 H. 0.058 H. 0.029. None of these. 0.049 H. 0.058 H. 0.029. ANSWER DOWNLOAD EXAMIANS APP
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