Current Electricity Ohm's law is not applicable to Semi-conductors Dc circuits High currents Small resistors Semi-conductors Dc circuits High currents Small resistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Constantan wire is used for making starndard resistance because it has Low specific resistance Negligibly small temperature co-efficient of resistance High specific resistance High melting point Low specific resistance Negligibly small temperature co-efficient of resistance High specific resistance High melting point ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electric filament bulb can be worked from All of the listed here AC supply only DC supply only Battery supply only All of the listed here AC supply only DC supply only Battery supply only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 3 times 9 times 1/3 times 1/9 times 3 times 9 times 1/3 times 1/9 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current passing through the circuit produces Chemical effect Magnetic effect Luminous effect Thermal effect Chemical effect Magnetic effect Luminous effect Thermal effect ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Cross-sectional area Temperature Material Shape of cross-section Cross-sectional area Temperature Material Shape of cross-section ANSWER DOWNLOAD EXAMIANS APP
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