Electric Circuits The internal resistance of a dry cell is of the order of 1 to 15 Ohm. 0.2 to 0.4 Ohm. 2 to 5 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. 0.2 to 0.4 Ohm. 2 to 5 Ohm. 1 to 1.5 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is 1. 10. 0.4. 0.85. 1. 10. 0.4. 0.85. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In ac RC series circuit total voltage is 10V and voltage across resistor is 6V, then what is voltage across capacitor? 10V 16V 8V 4V 10V 16V 8V 4V 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 25 Ω and 5 Ω. 40 Ω and 40 Ω. 40 Ω and 200 Ω. 50 Ω and 200 Ω. 25 Ω and 5 Ω. 40 Ω and 40 Ω. 40 Ω and 200 Ω. 50 Ω and 200 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is the heaviest? Atom. Molecule. Electron. Proton. Atom. Molecule. Electron. Proton. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of heater will none of these. increase. remain constant. decrease. none of these. increase. remain constant. decrease. ANSWER DOWNLOAD EXAMIANS APP
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