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. 25 Ω and 5 Ω. 40 Ω and 40 Ω. 50 Ω and 200 Ω. 40 Ω and 200 Ω. 25 Ω and 5 Ω. 40 Ω and 40 Ω. 50 Ω and 200 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Say A point has an absolute potential of 40 V and point B has an absolute potential of - 10 V, then what will be the value of VBA ? none of above. - 50 V. 30 V. 50 V. none of above. - 50 V. 30 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has positive temperature coefficient ? Rubber. Gold. Germanium. Paper. Rubber. Gold. Germanium. Paper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel circuit current through resistor, inductor and capacitor are 10A, 5A and 5A respectively. What is the total current in the circuit? 5A 20A 10A 0A 5A 20A 10A 0A ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Zinc cadmium and lead coating is generally provided for electrical contacts. decoration. all of above. corrosion. electrical contacts. decoration. all of above. corrosion. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring losses. output and input. losses and input. losses and output. losses. output and input. losses and input. losses and output. ANSWER DOWNLOAD EXAMIANS APP
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