Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least when capacitor is half charged. when capacitor is fully charged. initially. when capacitor is almost 25% charged. when capacitor is half charged. when capacitor is fully charged. initially. when capacitor is almost 25% charged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In parallel RLC circuit under resonance condition the value of current is Zero Maximum Minimum None of these Zero Maximum Minimum None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A voltage source having an open circuit voltage of 100 V and internal resistance of 50 Ω is equivalent to a current source 0.5 A in parallel with 50 Ω. none of these. 2 A with 50 Ω in series. 2 A with 50 Ω in parallel. 0.5 A in parallel with 50 Ω. none of these. 2 A with 50 Ω in series. 2 A with 50 Ω in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to 196 AT / m. 72 AT / m. 222 AT / m. 144 AT / m. 196 AT / m. 72 AT / m. 222 AT / m. 144 AT / m. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Number of branches of a graph should be --------- number of branches of a network equals to less than greater than less than equals to equals to less than greater than less than equals to ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Poorest conductor of electricity is Carbon. Silver. Steel. Aluminium. Carbon. Silver. Steel. Aluminium. ANSWER DOWNLOAD EXAMIANS APP
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