Current Electricity The resistance of a straight conductor is independent of Temperature Material Shape of cross-section Cross-sectional area Temperature Material Shape of cross-section Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is independent of current strength of the order of a few ^.s/m nearly 3 x 108 m/s the same as propagation velocity of electric energy independent of current strength of the order of a few ^.s/m nearly 3 x 108 m/s the same as propagation velocity of electric energy ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually An insulator A semiconductor A conductor None of the listed here An insulator A semiconductor A conductor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two lamps 100 W and 40 W are connected in series across 230 V. Which of the following statement is correct? 40 W lamp will glow brighter Both lamps will glow equally bright 40 W lamp will fuse 100 W lamp will glow brighter 40 W lamp will glow brighter Both lamps will glow equally bright 40 W lamp will fuse 100 W lamp will glow brighter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of human body is about 1000 ohm 25 ohm 200 ohm 10 ohm 1000 ohm 25 ohm 200 ohm 10 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 1.5 1 0.6 0.5 1.5 1 0.6 0.5 ANSWER DOWNLOAD EXAMIANS APP
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