Electric Circuits The lead acid cell should not never be discharged beyond 1.9 V. 1.8 V. 2 V. 2.1 V 1.9 V. 1.8 V. 2 V. 2.1 V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electric flux is proportional to resistivity of medium. rate of change of current. potential difference between electrodes. rate of change of potential difference. resistivity of medium. rate of change of current. potential difference between electrodes. rate of change of potential difference. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 80 times per second. 120 times per second. 70 times per second. 60 times per second. 80 times per second. 120 times per second. 70 times per second. 60 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. infinite, zero zero, infinite zero, zero infinite, infinite infinite, zero zero, infinite zero, zero infinite, infinite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A. 2.56 3.149 1 0.5 2.56 3.149 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are 40 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. 50 Ω and 200 Ω. 40 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. 50 Ω and 200 Ω. ANSWER DOWNLOAD EXAMIANS APP