Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Conductors Insulators Semi-conductors Inductors Conductors Insulators Semi-conductors Inductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A resistance having rating 10 ohms , 10 W is likely to be a Variable resistor Wire wound resistor Metallic resistor Carbon resistor Variable resistor Wire wound resistor Metallic resistor Carbon resistor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In case of liquids, ohm's law is There is no relation between current and p. d Partially obeyed None of the listed here Fully obeyed There is no relation between current and p. d Partially obeyed None of the listed here Fully obeyed ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ampere-hour is the unit of Strength of current Energy Power Quantity of electricity Strength of current Energy Power Quantity of electricity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators. Variable resistors Semiconductors Thermistor Varistors Variable resistors Semiconductors Thermistor Varistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A closed switch has a resistance of About 50 ohms About 500 ohms Infinity Zero About 50 ohms About 500 ohms Infinity Zero ANSWER DOWNLOAD EXAMIANS APP
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