Electric Circuits In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value? 100 Ω 1 Ω 1 MΩ 1 KΩ 100 Ω 1 Ω 1 MΩ 1 KΩ ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has positive temperature coefficient ? Rubber. Germanium. Paper. Gold. Rubber. Germanium. Paper. Gold. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistor are said to be connected in parallel when total current equals the sum of branch currents. both carry the same value of current. both ‘b’ and ‘c’ both have the same potential difference. total current equals the sum of branch currents. both carry the same value of current. both ‘b’ and ‘c’ both have the same potential difference. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The power dissipated in a pure capacitor is both (B) and (C) above. zero. proportional to applied voltage. proportional to the value of capacitance. both (B) and (C) above. zero. proportional to applied voltage. proportional to the value of capacitance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is f0 / 4. 2f0. still f0. f0 / 2. f0 / 4. 2f0. still f0. f0 / 2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The switch S is the circuit shown in figure is ideal. If the switch is repeatedly closed for 1 ms and opened for 1 ms, the average value of i(t) is 0.5 mA. 0.35 mA. 1 mA. 0.25 mA. 0.5 mA. 0.35 mA. 1 mA. 0.25 mA. ANSWER DOWNLOAD EXAMIANS APP
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