Current Electricity In which of the following substances the resistance decreases with increase in temperature? Copper Silver Constantan Carbon Copper Silver Constantan Carbon ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Voltmeter Rheostat Wattmeter Galvanometer Voltmeter Rheostat Wattmeter Galvanometer 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 4.6 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 9.6 A 6.4 A, 6.9 A 4.6 A, 9.6 A 4.6 A, 6.9 A 6.4 A, 9.6 A 6.4 A, 6.9 A ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a circuit a 33 Q resistor carries a current of 2 A. The voltage across the resistor is 66 V 132 V 80 V 33 V 66 V 132 V 80 V 33 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Semi-conductors Insulators Inductors Conductors Semi-conductors Insulators Inductors Conductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Shape of cross-section Material Temperature Cross-sectional area Shape of cross-section Material Temperature Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
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