Electric Circuits A capacitor of 50 microfarad is connected in series with a resistance of 120 Ω. If above circuit is connected across 240 V, 50 Hz 1 - φ supply. Find the capacitive reactance? 135.86 Ω. 1.765 Ω. 0.015 Ω. 63.7 Ω. 135.86 Ω. 1.765 Ω. 0.015 Ω. 63.7 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Fillers in a lead acid battery are provided to prevent flow of gases. to facilitate flow of gases. to recover acid loss through vapours. all of above. to prevent flow of gases. to facilitate flow of gases. to recover acid loss through vapours. all of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a function is shifted by 'T', then it is correctly represented as f (t-T) u (t-T). f (t) u (t-T). f (t-T) u (t). f (t) u (t). f (t-T) u (t-T). f (t) u (t-T). f (t-T) u (t). f (t) u (t). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The efficiency in case of maximum power transfer theorem is 50 % - 100 %. 50 %. less than 50 %. 100 %. 50 % - 100 %. 50 %. less than 50 %. 100 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Unit step function is first derivative of impulse function. ramp function. gate function. parabolic function. impulse function. ramp function. gate function. parabolic function. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The inductive reactance of an electric circuit is 200 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 100 Ohms. 200 Ohms. 50 Ohms. 400 Ohms. 100 Ohms. 200 Ohms. 50 Ohms. 400 Ohms. ANSWER DOWNLOAD EXAMIANS APP