Current Electricity Temperature coefficient of resistance is expressed in terms of ohms/ohm°C mhos/°C ohms/°C mhos/ohm°C ohms/ohm°C mhos/°C ohms/°C mhos/ohm°C ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A wire having very high value of conductance is said to be None of the listed here Very good conductor Moderately good conductor Insulator None of the listed here Very good conductor Moderately good conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two resistances Rl and Ri are connected in series across the voltage source where Rl > Ri. The largest drop will be across Either Rl or Ri Ri None of them Rl Either Rl or Ri Ri None of them Rl ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Sparking occurs when a load is switched off because the circuit has high Inductance Impedance Resistance Capacitance Inductance Impedance Resistance Capacitance 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 None of these Decrease Remain constant Increase None of these Decrease Remain constant Increase ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A thermistor has Negative temperature coefficient Zero temperature coefficient Positive temperature coefficient Variable temperature coefficient Negative temperature coefficient Zero temperature coefficient Positive temperature coefficient Variable temperature coefficient ANSWER DOWNLOAD EXAMIANS APP