Current Electricity International ohm is defined in terms of the resistance of 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 A cube of carbon A column of mercury ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best conductor of electricity? Gold Silver Copper Zinc Gold Silver Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following materials has the least resistivity ? Lead Mercury Copper Zinc Lead Mercury Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 0.6 1.5 1 0.5 0.6 1.5 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electrical lamp coonsumes 100 W of power. If the supply voltage is 220 V the energy consumed in 30 minutes is 5 kWh 0.05 kWh 0.005 kWh 5 kWh 5 kWh 0.05 kWh 0.005 kWh 5 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The maximum current rating for a 10 kΩ, 0.5 W resistor is 14.14 mA 0.707 mA 28.28 mA 7.07 mA 14.14 mA 0.707 mA 28.28 mA 7.07 mA ANSWER DOWNLOAD EXAMIANS APP
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