Electronic Principles In an intrinsic semiconductor, the number of free electrons Impossible to say Is less than the number of holes None of these Is greater than the number of holes Equals the number of holes Impossible to say Is less than the number of holes None of these Is greater than the number of holes Equals the number of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? chemical cell generator thermocouple None of these solar cell chemical cell generator thermocouple None of these solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? A feiTomagnetic material All of these A paramagnetic material None of these A diamagnetic material A feiTomagnetic material All of these A paramagnetic material None of these A diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always decreases as the applied frequency increases None of these is maximum at the resonant frequency always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always decreases as the applied frequency increases None of these is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: None of these from zero to its rms value from 10% of the peak value to 90% of the peak value from zero to its peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its rms value from 10% of the peak value to 90% of the peak value from zero to its peak value from 10% of the peak value to 70.7% of the peak value ANSWER DOWNLOAD EXAMIANS APP