Current Electricity An electrical lamp coonsumes 100 W of power. If the supply voltage is 220 V the energy consumed in 30 minutes is 0.05 kWh 5 kWh 0.005 kWh 5 kWh 0.05 kWh 5 kWh 0.005 kWh 5 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Material Shape of cross-section Temperature Cross-sectional area Material Shape of cross-section Temperature Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is tungsten wire Aluminium wire Copper wire Carbon resistance tungsten wire Aluminium wire Copper wire Carbon resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electric filament bulb can be worked from Battery supply only All of the listed here AC supply only DC supply only Battery supply only All of the listed here AC supply only DC supply only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A resistance having rating 10 ohms , 10 W is likely to be a Variable resistor Carbon resistor Metallic resistor Wire wound resistor Variable resistor Carbon resistor Metallic resistor Wire wound resistor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity With rise in temperature the resistance of pure metals First increases and then decreases Remains constant Increases Decreases First increases and then decreases Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP