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 Current velocity through a copper conductor is independent of current strength nearly 3 x 108 m/s of the order of a few ^.s/m the same as propagation velocity of electric energy independent of current strength nearly 3 x 108 m/s of the order of a few ^.s/m the same as propagation velocity of electric energy ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Any value Very low Low High Any value Very low Low High ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Sparking occurs when a load is switched off because the circuit has high Impedance Resistance Inductance Capacitance Impedance Resistance Inductance Capacitance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of conductor varies inversely as Resistivity Temperature Length Area of cross-section Resistivity Temperature Length Area of cross-section ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which method can be used for absolute measurement of resistances? Releigh method Wheastone bridge method Lorentz method Ohm's law method Releigh method Wheastone bridge method Lorentz method Ohm's law method ANSWER DOWNLOAD EXAMIANS APP
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