Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 400 Ω 800 Ω 600 Ω 1000 Ω 400 Ω 800 Ω 600 Ω 1000 Ω 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 1/9 times 9 times 1/3 times 3 times 1/9 times 9 times 1/3 times 3 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a material always decreases if Temperature of material is increased Number of free electrons available becomes more Temperature of material is decreased None of these Temperature of material is increased Number of free electrons available becomes more Temperature of material is decreased None of these ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used To suppress surges For inductive circuits As heating elements As current stabilizers To suppress surges For inductive circuits As heating elements As current stabilizers ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a conductor varies inversely as Temperature Length Resistivity Are of cross-section Temperature Length Resistivity Are of cross-section ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a series circuit with unequal resistances The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the highest voltage drop The highest resistance has the most of the current through it The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the highest voltage drop The highest resistance has the most of the current through it ANSWER DOWNLOAD EXAMIANS APP
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