Current Electricity SI unit of power is Henry Watt-hour Watt Coulomb Henry Watt-hour Watt Coulomb ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Neutral particles only Both positive and negative charges Negative charges only Positive charges only Neutral particles only Both positive and negative charges Negative charges only Positive charges only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A closed switch has a resistance of About 500 ohms Infinity Zero About 50 ohms About 500 ohms Infinity Zero About 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Temperature Cross-sectional area Material Shape of cross-section Temperature Cross-sectional area Material Shape of cross-section ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Insulators have _______ temperature co-efficient of resistance. Zero Negative Positive None of the listed here Zero Negative Positive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Insulators Semi-conductors Inductors Conductors Insulators Semi-conductors Inductors Conductors ANSWER DOWNLOAD EXAMIANS APP