Current Electricity The minimum charge on an ion is Equal to the charge of an electron Equal to the charge of the number of electrons in an atom (#) zero Equal to the atomic number of the atom None of these Equal to the charge of an electron Equal to the charge of the number of electrons in an atom (#) zero Equal to the atomic number of the atom None of these ANSWER DOWNLOAD EXAMIANS APP
Current Electricity E. M. F. In a circuit Increases circuit resistance Maintains potential difference None of the listed here Decrease circuit resistance Increases circuit resistance Maintains potential difference None of the listed here Decrease circuit resistance 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 0.005 kWh 5 kWh 0.05 kWh 5 kWh 0.005 kWh 5 kWh 0.05 kWh 5 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In which of the following substances the resistance decreases with increase in temperature? Carbon Constantan Silver Copper Carbon Constantan Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Semi-conductors Conductors Inductors Insulators Semi-conductors Conductors Inductors Insulators ANSWER DOWNLOAD EXAMIANS APP
Current Electricity SI unit of power is Henry Coulomb Watt Watt-hour Henry Coulomb Watt Watt-hour ANSWER DOWNLOAD EXAMIANS APP
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