Current Electricity The resistance of a few meters of wire conductor in closed electrical circuit is High Very high Low Practically zero High Very high Low Practically zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of human body is about 200 ohm 10 ohm 25 ohm 1000 ohm 200 ohm 10 ohm 25 ohm 1000 ohm 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. Reactor Capacitor Inductor Resistor Reactor Capacitor Inductor Resistor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A rheostat differs from potentiometer in the respect that it Offers large number of tapping Has large number of turns Has higher wattage rating Has lower wattage rating Offers large number of tapping Has large number of turns Has higher wattage rating Has lower wattage rating ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Semi-conductors Conductors Inductors Insulators Semi-conductors Conductors Inductors Insulators ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Sparking occurs when a load is switched off because the circuit has high Capacitance Resistance Impedance Inductance Capacitance Resistance Impedance Inductance ANSWER DOWNLOAD EXAMIANS APP
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