Electric Circuits A constant voltage source has low internal resistance. minimum efficiency. high internal resistance. minimum current capacity. low internal resistance. minimum efficiency. high internal resistance. minimum current capacity. 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 1 0.5 3.149 2.56 1 0.5 3.149 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The breakdown voltage for paper capacitor is usually 20 to 60 volts. 2000 to 3000 volts. 200 to 1600 volts. more than 10000 volts. 20 to 60 volts. 2000 to 3000 volts. 200 to 1600 volts. more than 10000 volts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will remains unchanged. decrease. becomes zero. increase. remains unchanged. decrease. becomes zero. increase. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of supply voltage for 400 W, 4 Ω load is 400 V. 20 V. 40 V. 200 V. 400 V. 20 V. 40 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown in the figure the voltage across the 2 Ω resistor is 4 V. 3 V. 1 V. 2 V. 4 V. 3 V. 1 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
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