Current Electricity Resistance of a material always decreases if Number of free electrons available becomes more None of these Temperature of material is increased Temperature of material is decreased Number of free electrons available becomes more None of these Temperature of material is increased Temperature of material is decreased 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 132 V 33 V 66 V 80 V 132 V 33 V 66 V 80 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity E. M. F. In a circuit Increases circuit resistance None of the listed here Maintains potential difference Decrease circuit resistance Increases circuit resistance None of the listed here Maintains potential difference Decrease circuit resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Temperature coefficient of resistance is expressed in terms of ohms/ohm°C mhos/ohm°C mhos/°C ohms/°C ohms/ohm°C mhos/ohm°C mhos/°C ohms/°C ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A wire having very high value of conductance is said to be Insulator None of the listed here Very good conductor Moderately good conductor Insulator None of the listed here Very good conductor Moderately good conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to Carbon resistors High voltage circuits Vaccum tubes Circuits with low current densities Carbon resistors High voltage circuits Vaccum tubes Circuits with low current densities ANSWER DOWNLOAD EXAMIANS APP