Electric Circuits A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross - section, the resistance of this length will be 0.064 Ω. 0.032 Ω. 0.128 Ω. 0.016 Ω. 0.064 Ω. 0.032 Ω. 0.128 Ω. 0.016 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Five cells are connected in series in a row and then four such rows are connected in parallel to Feed the current to a resistive load of 1.25Ω. Each cell has an emf of 1.5 V with internal resistance Of 0.2Ω. The current through the load will be 3.33 A 23.33 A 5 A 1 A 3.33 A 23.33 A 5 A 1 A ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10Ω resistor is stretched to increase its length double. Its resistance will now be 10 Ω. 20 Ω. 5 Ω. 40 Ω. 10 Ω. 20 Ω. 5 Ω. 40 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If 1 A current flows in a circuit, the number of electrons flowing through this circuit is 0.625 × 10 - 19 1.6 × 10 - 19 0.625 × 1019 1.6 × 1019 0.625 × 10 - 19 1.6 × 10 - 19 0.625 × 1019 1.6 × 1019 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the current in the circuit? 0.1578 A. 0.2547 A. 0.1465 A. 0.4583 A. 0.1578 A. 0.2547 A. 0.1465 A. 0.4583 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant of RC series circuit is 2RC 2L/R RC L/R 2RC 2L/R RC L/R ANSWER DOWNLOAD EXAMIANS APP
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