Current Electricity Which of the following statement is true both for a series and a parallel D.C. circuit? Currents are additive Voltages are additive Power are additive Elements have individual currents Currents are additive Voltages are additive Power are additive Elements have individual currents ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is 6.4 A, 6.9 A 4.6 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 9.6 A 6.4 A, 6.9 A 4.6 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 9.6 A ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Remains same Increases Decreases None of the listed here Remains same Increases Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? kWh consumed True component of power Losses Input power kWh consumed True component of power Losses Input power ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will None of these Increase Remain constant Decrease None of these Increase Remain constant Decrease ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current is a Scalar quantity Vector quantity Sometimes scalar and sometimes vector Number only Scalar quantity Vector quantity Sometimes scalar and sometimes vector Number only ANSWER DOWNLOAD EXAMIANS APP