Current Electricity E. M. F. In a circuit Increases circuit resistance None of the listed here Decrease circuit resistance Maintains potential difference Increases circuit resistance None of the listed here Decrease circuit resistance Maintains potential difference ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Insulators Inductors Conductors Semi-conductors Insulators Inductors Conductors Semi-conductors 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? 48 Q 64 Q 18 Q 36 Q 48 Q 64 Q 18 Q 36 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used To suppress surges As current stabilizers As heating elements For inductive circuits To suppress surges As current stabilizers As heating elements For inductive circuits ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will Decrease Increase None of these Remain constant Decrease Increase None of these Remain constant ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In which of the following substances the resistance decreases with increase in temperature? Copper Constantan Silver Carbon Copper Constantan Silver Carbon ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS