Current Electricity The resistance of a straight conductor is independent of Material Temperature Shape of cross-section Cross-sectional area Material Temperature Shape of cross-section Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will None of these Remain constant Increase Decrease None of these Remain constant Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 5 : 2 4 : 25 2 : 5 25 : 4 5 : 2 4 : 25 2 : 5 25 : 4 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The rating of a fuse wire is always expressed in Ampere-hours Ampere-volts Amperes kWh Ampere-hours Ampere-volts Amperes kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In case of liquids, ohm's law is None of the listed here Fully obeyed Partially obeyed There is no relation between current and p. d None of the listed here Fully obeyed Partially obeyed There is no relation between current and p. d ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators. Variable resistors Thermistor Varistors Semiconductors Variable resistors Thermistor Varistors Semiconductors ANSWER DOWNLOAD EXAMIANS APP