Current Electricity If the efficiency of a machine is to be high, what should be low? kWh consumed True component of power Losses Input power kWh consumed True component of power Losses Input power ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Temperature coefficient of resistance is expressed in terms of ohms/°C mhos/ohm°C ohms/ohm°C mhos/°C ohms/°C mhos/ohm°C ohms/ohm°C mhos/°C ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The flow of current in solids is due to Nucleus Electrons Atoms Electrons and ions Nucleus Electrons Atoms Electrons and ions ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 1000 Ω 400 Ω 800 Ω 600 Ω 1000 Ω 400 Ω 800 Ω 600 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An open resistor, when checked with an ohmmeter reads Zero High but within tolerance Low but not zero Infinite Zero High but within tolerance Low but not zero Infinite ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductivity is the reciprocal of Resistivity Current density Resistance None of the listed here Resistivity Current density Resistance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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