Current Electricity In which of the following substances the resistance decreases with increase in temperature? Silver Constantan Carbon Copper Silver Constantan Carbon Copper ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The minimum charge on an ion is Equal to the charge of an electron Equal to the charge of the number of electrons in an atom (#) zero None of these Equal to the atomic number of the atom Equal to the charge of an electron Equal to the charge of the number of electrons in an atom (#) zero None of these Equal to the atomic number of the atom ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? Losses True component of power kWh consumed Input power Losses True component of power kWh consumed Input power ANSWER DOWNLOAD EXAMIANS APP
Current Electricity No current flow between two charged bodies if they have same Capacity None of the listed here Potential Charge Capacity None of the listed here Potential Charge ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If an electric current is passed through a nerve, the man Begins to laugh Is excited Becomes insensitive to pain Begins to weep Begins to laugh Is excited Becomes insensitive to pain Begins to weep ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 1/3 times 3 times 9 times 1/9 times 1/3 times 3 times 9 times 1/9 times ANSWER DOWNLOAD EXAMIANS APP