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 5 kWh 0.005 kWh 0.05 kWh 5 kWh 5 kWh 0.005 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is Copper wire Carbon resistance Aluminium wire tungsten wire Copper wire Carbon resistance Aluminium wire tungsten wire ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following material has nearly zero temperature co-efficient of resistance? Copper Porcelain Manganin Carbon Copper Porcelain Manganin Carbon 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. Capacitor Reactor Inductor Resistor Capacitor Reactor Inductor Resistor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of human body is about 200 ohm 1000 ohm 25 ohm 10 ohm 200 ohm 1000 ohm 25 ohm 10 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open All three bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line The other two bulbs will light All three bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line The other two bulbs will light ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS