In forward bias the width of potential barrier_____________?
In forward bias the width of potential barrier_____________? A. IncreasesB. Decreases C. Remains same D. No effect
In forward bias the width of potential barrier_____________? A. IncreasesB. Decreases C. Remains same D. No effect
In a half-wave rectifier the r.m.s. value of the A.C. component of the wave is________________? A. Equal to D.C. valueB. More than D.C. value C. Less than D.C. value D. Zero
To obtain a p-type semi-conductor Si Crystal must be doped with foreign atoms whose valency is_____________? A. 2B. 3 C. 4 D. 5
The working of transistor as amplifier is similar to________________? A. Step up transformer B. Step down transformer C. Three diodes in commonD. Triode vacuum tube
An OP-AMP comparator is a circuit that compares the signal voltage on one of its inputs with a ______________? A. Non-inverting voltage at outputB. Reference voltage on the other C. Virtual input D. Output
Non-inverting amplifier circuits have____________? A. A very high input impedance B. A very low input impedance C. A low output impedance D. None of the above
The operation of a transistor requires______________? A. That the emitter be heated B. That the base be heated C. That the collector be heatedD. None of the above
To obtain an n-type semiconductor germanium crystal it must be doped with foreign atoms whose valency is_____________? A. 2 B. 3 C. 4D. 5
The operational amplifier is______________? A. A high gain amplifier B. A high-power amplifier C. A high resistance amplifier D. A low resistance amplifier
The alternating voltage is an example of_______________? A. A digital waveformB. An analogue waveform C. Discrete waveform D. None at all