Current Electricity The hot wire of electric bulb's filament is higher than its cold resistance because the temperature co-efficient of filament is Negative Positive Zero None of the listed here Negative Positive Zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other? 48 Q 18 Q 64 Q 36 Q 48 Q 18 Q 64 Q 36 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a circuit a 33 Q resistor carries a current of 2 A. The voltage across the resistor is 132 V 33 V 66 V 80 V 132 V 33 V 66 V 80 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Any value Very low High Low Any value Very low High Low ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following statement is true both for a series and a parallel D.C. circuit? Elements have individual currents Power are additive Currents are additive Voltages are additive Elements have individual currents Power are additive Currents are additive Voltages are additive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The filament of electrical bulb is made of Aluminium Steel Tungsten Nickel Aluminium Steel Tungsten Nickel ANSWER DOWNLOAD EXAMIANS APP
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