Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 0.5 1.5 1 0.6 0.5 1.5 1 0.6 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current is a Vector quantity Scalar quantity Sometimes scalar and sometimes vector Number only Vector quantity Scalar quantity Sometimes scalar and sometimes vector Number only 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? 100 W lamp will glow brighter Both lamps will glow equally bright 40 W lamp will fuse 40 W lamp will glow brighter 100 W lamp will glow brighter Both lamps will glow equally bright 40 W lamp will fuse 40 W lamp will glow brighter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The thickness of insulation provided on the conductor depends on Both magnitude of voltage and current The magnitude of voltage on the conductor None of the listed here The magnitude of current flowing through it Both magnitude of voltage and current The magnitude of voltage on the conductor None of the listed here The magnitude of current flowing through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following statement is true both for a series and a parallel D.C. circuit? Elements have individual currents Currents are additive Power are additive Voltages are additive Elements have individual currents Currents are additive Power are additive Voltages are additive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The current in the circuit having constant resistance is tripled. The power increases 1/3 times 1/9 times 9 times 3 times 1/3 times 1/9 times 9 times 3 times ANSWER DOWNLOAD EXAMIANS APP
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