Current Electricity Are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators. Semiconductors Thermistor Varistors Variable resistors Semiconductors Thermistor Varistors Variable resistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For which of the following 'ampere second' could be the unit? Reluctance Energy Power Charge Reluctance Energy Power Charge ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is 15 ohms 55 ohms 10 ohms 5 ohms 15 ohms 55 ohms 10 ohms 5 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A copper wire is stretched so that its length is increased by 0.1 % . The change in its resistance is 0.4% None of the listed here 0.2% 0.3% 0.4% None of the listed here 0.2% 0.3% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Increases Decreases None of the listed here Remains same Increases Decreases None of the listed here Remains same ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a material always decreases if Temperature of material is decreased None of these Number of free electrons available becomes more Temperature of material is increased Temperature of material is decreased None of these Number of free electrons available becomes more Temperature of material is increased ANSWER DOWNLOAD EXAMIANS APP
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