Current Electricity In a series circuit with unequal resistances The lowest resistance has the highest voltage drop The lowest resistance has the highest current 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 voltage drop The lowest resistance has the highest current The highest resistance has the highest voltage drop The highest resistance has the most of the current through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In which of the following substances the resistance decreases with increase in temperature? Carbon Silver Copper Constantan Carbon Silver Copper Constantan ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A rheostat differs from potentiometer in the respect that it Has large number of turns Has lower wattage rating Has higher wattage rating Offers large number of tapping Has large number of turns Has lower wattage rating Has higher wattage rating Offers large number of tapping ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is 6.4 A, 6.9 A 4.6 A, 9.6 A 6.4 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 6.9 A 4.6 A, 9.6 A 6.4 A, 9.6 A 4.6 A, 6.9 A 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 fuse 40 W lamp will glow brighter Both lamps will glow equally bright 100 W lamp will glow brighter 40 W lamp will fuse 40 W lamp will glow brighter Both lamps will glow equally bright 100 W lamp will glow brighter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Constantan wire is used for making starndard resistance because it has High specific resistance Low specific resistance High melting point Negligibly small temperature co-efficient of resistance High specific resistance Low specific resistance High melting point Negligibly small temperature co-efficient of resistance ANSWER DOWNLOAD EXAMIANS APP
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