Electric Circuits A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is 5000 ohms. 1000 ohms. 500 ohms. 50 ohms. 5000 ohms. 1000 ohms. 500 ohms. 50 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will increase. decrease. remains unchanged. becomes zero. increase. decrease. remains unchanged. becomes zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When power factor angle is varying, the shape of the current locus is Triangle Circle Straight line Semicircle Triangle Circle Straight line Semicircle ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To find the initial value of a function, the highest power of S in denominator should be ---------- the highest power of S in the numerator. equals to less than both a and c greater than equals to less than both a and c greater than ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of sine wave is 100 A. Its peak value is 282.8 A. 70.7 A. 150 A. 141.4 A. 282.8 A. 70.7 A. 150 A. 141.4 A. 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 Equal to resonance frequency Zero frequency Less than resonance frequency Greater than resonance frequency Equal to resonance frequency Zero frequency Less than resonance frequency ANSWER DOWNLOAD EXAMIANS APP