Electric Circuits Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source? 4P. P. 16P. 2P. 4P. P. 16P. 2P. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If L and C both are doubled than damping in above circuit will be remains same. doubled as compared to previous one. halved as compared to previous one. None of these remains same. doubled as compared to previous one. halved as compared to previous one. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Disadvantages of constant k type filter none of these. characteristic impedance unchanged in pass band. attenuation does not increase rapidly beyond cut off frequency. both A and B. none of these. characteristic impedance unchanged in pass band. attenuation does not increase rapidly beyond cut off frequency. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which part of magnetic path requires largest mmf? Core. Inductance. Coil. Air gap. Core. Inductance. Coil. Air gap. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is represented by the hypotenuse of impedance triangle? Impedance drop. Reactance drop. Resistance drop. Apparent power. Impedance drop. Reactance drop. Resistance drop. Apparent power. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 400 Ω. 40 Ω. 4 Ω. 800 Ω. 400 Ω. 40 Ω. 4 Ω. 800 Ω. ANSWER DOWNLOAD EXAMIANS APP