Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 1. 0.866. 0.577. 0.5. 1. 0.866. 0.577. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following quantities remain the same in all parts of a parallel circuit current. power. resistance. voltage. current. power. resistance. voltage. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect two in parallel and one in series. three in series. two in parallel. three in parallel. two in parallel and one in series. three in series. two in parallel. three in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A two port network is defined by the relation The value of Z11 is 2. -3. 2/11. -2/11. 2. -3. 2/11. -2/11. ANSWER DOWNLOAD EXAMIANS APP
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? 63.7 Ω. 135.86 Ω. 1.765 Ω. 0.015 Ω. 63.7 Ω. 135.86 Ω. 1.765 Ω. 0.015 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be value of resistivity of copper? 1.7 X 10 - 3. 1.7 X 10 - 6. 1.7 X 10 - 5. 1.7 X 10 - 4. 1.7 X 10 - 3. 1.7 X 10 - 6. 1.7 X 10 - 5. 1.7 X 10 - 4. ANSWER DOWNLOAD EXAMIANS APP