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
Current Electricity The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other? 36 Q 18 Q 48 Q 64 Q 36 Q 18 Q 48 Q 64 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Wattmeter Rheostat Voltmeter Galvanometer Wattmeter Rheostat Voltmeter Galvanometer ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two lamps 100 W and 40 W are connected in series across 230 V (alternating). Which of the following statement is correct? 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 100 W lamp will glow brighter Both lamps will glow equally bright 40 W lamp will fuse ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current passing through the circuit produces Luminous effect Magnetic effect Thermal effect Chemical effect Luminous effect Magnetic effect Thermal effect Chemical effect ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric pressure is also called Energy Voltage Resistance Power Energy Voltage Resistance Power ANSWER DOWNLOAD EXAMIANS APP