Current Electricity The example of non-ohmic resistance is Copper wire Carbon resistance tungsten wire Aluminium wire Copper wire Carbon resistance tungsten wire Aluminium wire ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Both positive and negative charges Neutral particles only Negative charges only Positive charges only Both positive and negative charges Neutral particles only Negative charges only Positive charges only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Nichrome wire is an alloy of Copper and silver Lead and zinc Chromium and vanadium Nickel and chromium Copper and silver Lead and zinc Chromium and vanadium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot resistance of the bulb's filament is higher than its cold resistance because the temperature coefficient of the filament is About 2 ohms per degree Zero Positive Negative About 2 ohms per degree Zero Positive Negative 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 Insulators Inductors Semi-conductors Conductors Insulators Inductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of conductor varies inversely as Temperature Length Resistivity Area of cross-section Temperature Length Resistivity Area of cross-section ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS