Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 2 : 5 4 : 25 25 : 4 5 : 2 2 : 5 4 : 25 25 : 4 5 : 2 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity International ohm is defined in terms of the resistance of A cube of carbon A column of mercury The unit length of wire A cube of copper A cube of carbon A column of mercury The unit length of wire A cube of copper ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ampere-hour is the unit of Energy Power Quantity of electricity Strength of current Energy Power Quantity of electricity Strength of current ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to Circuits with low current densities Vaccum tubes Carbon resistors High voltage circuits Circuits with low current densities Vaccum tubes Carbon resistors High voltage circuits 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 rheostat differs from potentiometer in the respect that it Has large number of turns Has higher wattage rating Offers large number of tapping Has lower wattage rating Has large number of turns Has higher wattage rating Offers large number of tapping Has lower wattage rating ANSWER DOWNLOAD EXAMIANS APP
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