Current Electricity Electrical current is due to the flow of Neutral particles only Both positive and negative charges Positive charges only Negative charges only Neutral particles only Both positive and negative charges Positive charges only Negative charges only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a series circuit with unequal resistances The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the highest voltage drop The highest resistance has the most of the current through it The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the highest voltage drop The highest resistance has the most of the current through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The electrical energy required to heat a bucket of water to a certain temperature is 4 kWh. If the heat losses are 20 percent, the energy input is 6 kWh 5 kWh 3.2 kWh 2 kWh 6 kWh 5 kWh 3.2 kWh 2 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two lamps 100 W and 40 W are connected in series across 230 V. Which of the following statement is correct? Both lamps will glow equally bright 100 W lamp will glow brighter 40 W lamp will fuse 40 W lamp will glow brighter Both lamps will glow equally bright 100 W lamp will glow brighter 40 W lamp will fuse 40 W lamp will glow brighter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? True component of power Input power kWh consumed Losses True component of power Input power kWh consumed Losses ANSWER DOWNLOAD EXAMIANS APP
Current Electricity SI unit of power is Coulomb Henry Watt Watt-hour Coulomb Henry Watt Watt-hour ANSWER DOWNLOAD EXAMIANS APP
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