Current Electricity The thickness of insulation provided on the conductor depends on The magnitude of voltage on the conductor The magnitude of current flowing through it Both magnitude of voltage and current None of the listed here The magnitude of voltage on the conductor The magnitude of current flowing through it Both magnitude of voltage and current None of the listed here 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 2 kWh 3.2 kWh 5 kWh 6 kWh 2 kWh 3.2 kWh 5 kWh 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 Losses kWh consumed True component of power Input power Losses kWh consumed ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a series circuit with unequal resistances The lowest resistance has the highest voltage drop The lowest resistance has the highest current 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 voltage drop The lowest resistance has the highest current 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 Resistance of a material always decreases if Temperature of material is increased None of these Temperature of material is decreased Number of free electrons available becomes more Temperature of material is increased None of these Temperature of material is decreased Number of free electrons available becomes more ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The SI unit of power is Coulomb Watt Watt-hour Henry Coulomb Watt Watt-hour Henry ANSWER DOWNLOAD EXAMIANS APP