Current Electricity If the efficiency of a machine is to be high, what should be low? Losses kWh consumed Input power True component of power Losses kWh consumed Input power True component of power ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a series circuit with unequal resistances The highest resistance has the highest voltage drop The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the most of the current through it The highest resistance has the highest voltage drop The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the most of the current through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is 55 ohms 10 ohms 5 ohms 15 ohms 55 ohms 10 ohms 5 ohms 15 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot wire of electric bulb's filament is higher than its cold resistance because the temperature co-efficient of filament is Positive Negative Zero None of the listed here Positive Negative Zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will Decreases Remains same Heater will burn out Increases Decreases Remains same Heater will burn out Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity It becomes more difficult to remove Any electron from the orbit Second electron from the orbit First electron from the orbit Third electron from the orbit Any electron from the orbit Second electron from the orbit First electron from the orbit Third electron from the orbit ANSWER DOWNLOAD EXAMIANS APP
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