Current Electricity Sparking occurs when a load is switched off because the circuit has high Impedance Resistance Capacitance Inductance Impedance Resistance Capacitance Inductance 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 33 V 80 V 66 V 132 V 33 V 80 V 66 V 132 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 4 : 25 2 : 5 5 : 2 25 : 4 4 : 25 2 : 5 5 : 2 25 : 4 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a few meters of wire conductor in closed electrical circuit is High Practically zero Low Very high High Practically zero Low Very high ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are usually made from Graphite Silicon carbide Nichrome Charcoal Graphite Silicon carbide Nichrome Charcoal ANSWER DOWNLOAD EXAMIANS APP
Current Electricity At 0 K, germanium behaves as A superconductor An insulator A conductor A ferromagnetic substance A superconductor An insulator A conductor A ferromagnetic substance ANSWER DOWNLOAD EXAMIANS APP