Current Electricity The flow of current in solids is due to Atoms Electrons and ions Electrons Nucleus Atoms Electrons and ions Electrons Nucleus ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 1.5 0.6 0.5 1 1.5 0.6 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity What voltage drop will be there across a 1 kW electric heater whose resistance when hot is 40 Ω? 200 V 150 V 50 V 100 V 200 V 150 V 50 V 100 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All good conductors have high Thermal conductivity Resistance Reluctance Conductance Thermal conductivity Resistance Reluctance Conductance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 800 Ω 600 Ω 400 Ω 1000 Ω 800 Ω 600 Ω 400 Ω 1000 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is of the order of a few ^.s/m nearly 3 x 108 m/s independent of current strength the same as propagation velocity of electric energy of the order of a few ^.s/m nearly 3 x 108 m/s independent of current strength the same as propagation velocity of electric energy ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS