Current Electricity Voltage dependent resistors are usually made from Charcoal Silicon carbide Graphite Nichrome Charcoal Silicon carbide Graphite Nichrome 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 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 100 W lamp will glow brighter Both lamps will glow equally bright ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a series circuit with unequal resistances The highest resistance has the most of the current through it The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the highest voltage drop The highest resistance has the most of the current through it The lowest resistance has the highest current The lowest resistance has the highest voltage drop The highest resistance has the highest voltage drop ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Shape of cross-section Temperature Material Cross-sectional area Shape of cross-section Temperature Material Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Current Electricity What voltage drop will be there across a 1 kW electric heater whose resistance when hot is 40 Ω? 150 V 50 V 100 V 200 V 150 V 50 V 100 V 200 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which method can be used for absolute measurement of resistances? Wheastone bridge method Releigh method Lorentz method Ohm's law method Wheastone bridge method Releigh method Lorentz method Ohm's law method ANSWER DOWNLOAD EXAMIANS APP
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