Electric Circuits The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively the rms value of the voltage across the series combination is ______ V. 360 200 250 450 360 200 250 450 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy stored by a capacitor is given by Q2 / 2C. all of them. 1/2 CV2. 1/2 QV. Q2 / 2C. all of them. 1/2 CV2. 1/2 QV. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of intensity of magnetisation to the magnetising force is known as relative permeability. none of above. susceptibility. flux density. relative permeability. none of above. susceptibility. flux density. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring losses and input. losses. output and input. losses and output. losses and input. losses. output and input. losses and output. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In which of the following oscillations are not present? Critical damping Both 2 and 3 Over damping Under damping Critical damping Both 2 and 3 Over damping Under damping ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits At which of the following frequency voltage across capacitor has maximum value for series circuit ? Greater than resonance frequency Less than resonance frequency Zero frequency Equal to resonance frequency Greater than resonance frequency Less than resonance frequency Zero frequency Equal to resonance frequency ANSWER DOWNLOAD EXAMIANS APP
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