Current Electricity The filament of electrical bulb is made of Steel Tungsten Aluminium Nickel Steel Tungsten Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The maximum current rating for a 10 kΩ, 0.5 W resistor is 7.07 mA 14.14 mA 28.28 mA 0.707 mA 7.07 mA 14.14 mA 28.28 mA 0.707 mA ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current. Resistor Reactor Inductor Capacitor Resistor Reactor Inductor Capacitor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot resistance of the bulb's filament is higher than its cold resistance because the temperature coefficient of the filament is Positive Zero About 2 ohms per degree Negative Positive Zero About 2 ohms per degree Negative ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is Copper wire Carbon resistance tungsten wire Aluminium wire Copper wire Carbon resistance tungsten wire Aluminium wire ANSWER DOWNLOAD EXAMIANS APP
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
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