Current Electricity A rheostat differs from potentiometer in the respect that it Has higher wattage rating Has lower wattage rating Has large number of turns Offers large number of tapping Has higher wattage rating Has lower wattage rating Has large number of turns Offers large number of tapping ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Specific resistance of a substance is measured in Ω/m None of the listed here m/Ω Ω-m Ω/m None of the listed here m/Ω Ω-m ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ampere-hour is the unit of Quantity of electricity Strength of current Power Energy Quantity of electricity Strength of current Power Energy ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a material always decreases if None of these Number of free electrons available becomes more Temperature of material is decreased Temperature of material is increased None of these Number of free electrons available becomes more Temperature of material is decreased Temperature of material is increased ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A thermistor has Zero temperature coefficient Positive temperature coefficient Variable temperature coefficient Negative temperature coefficient Zero temperature coefficient Positive temperature coefficient Variable temperature coefficient Negative temperature coefficient ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When one lag of parallel circuit is opened out the total current will Decreases None of the listed here Increases Become zero Decreases None of the listed here Increases Become zero ANSWER DOWNLOAD EXAMIANS APP
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