Current Electricity A closed switch has a resistance of Infinity About 500 ohms About 50 ohms Zero Infinity About 500 ohms About 50 ohms Zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a lamp load when more than one lamp are switched on the total resistance of the load None of these Remains same Increases Decreases None of these Remains same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best material for making connecting wires? Copper Constant Nichrome Manganin Copper Constant Nichrome Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 3 times 9 times 1/3 times 1/9 times 3 times 9 times 1/3 times 1/9 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All good conductors have high Thermal conductivity Reluctance Conductance Resistance Thermal conductivity Reluctance Conductance Resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a conductor varies inversely as Resistivity Are of cross-section Length Temperature Resistivity Are of cross-section Length Temperature ANSWER DOWNLOAD EXAMIANS APP
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