Current Electricity Are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators. Varistors Variable resistors Thermistor Semiconductors Varistors Variable resistors Thermistor Semiconductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In which of the following substances the resistance decreases with increase in temperature? Copper Carbon Silver Constantan Copper Carbon Silver Constantan ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductivity is the reciprocal of Resistivity None of the listed here Current density Resistance Resistivity None of the listed here Current density Resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other? 36 Q 48 Q 64 Q 18 Q 36 Q 48 Q 64 Q 18 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Varistors are Insulators Resistor with zero temperature co-efficient Carbon resistors Non-linear resistors Insulators Resistor with zero temperature co-efficient Carbon resistors Non-linear resistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a few meters of wire conductor in closed electrical circuit is Low Very high High Practically zero Low Very high High Practically zero ANSWER DOWNLOAD EXAMIANS APP
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