Current Electricity In which of the following substances the resistance decreases with increase in temperature? Silver Constantan Copper Carbon Silver Constantan Copper Carbon ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is Aluminium wire Copper wire tungsten wire Carbon resistance Aluminium wire Copper wire tungsten wire Carbon resistance 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 66 V 80 V 33 V 132 V 66 V 80 V 33 V ANSWER DOWNLOAD EXAMIANS APP
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 Zero None of the listed here Positive Negative Zero None of the listed here Positive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity It becomes more difficult to remove First electron from the orbit Any electron from the orbit Second electron from the orbit Third electron from the orbit First electron from the orbit Any electron from the orbit Second electron from the orbit Third electron from the orbit ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used As current stabilizers As heating elements For inductive circuits To suppress surges As current stabilizers As heating elements For inductive circuits To suppress surges ANSWER DOWNLOAD EXAMIANS APP
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