A. n-carriers only
B. p-carriers only
C. p-carriers and n-carriers respectively
D. n-carriers and p-carriers respectively
Electronics
Electrons present in p-type material due to thermal pair generation are_____________?
A. majority carriers
B. minority carriers
C. dual carriers
D. blockers
In forward bias the width of potential barrier_____________?
A. Increases
B. Decreases
C. Remains same
D. No effect
In n-p-n transistor, p works as______________?
A. collector
B. emitter
C. base
D. any of above
Semi-conductors with donor atoms and free electrons belong to the type________________?
A. n
B. p
C. mix
D. any of above
An OP-AMP comparator is a circuit that compares the signal voltage on one of its inputs with a ______________?
A. Non-inverting voltage at output
B. Reference voltage on the other
C. Virtual input
D. Output
The semiconductor diode can be used as a rectifier because _______________?
A. It has low resistance to the current flow when forward biased & high resistance when reverse biased.
B. It has low resistance to the current flow when forward biased.
C. It has high resistance to the current flow when reverse biased
D. Its conductivity increases with rise of temperature.
Which one of following band is completely filled in case of conductors ?
A. Conduction band
B. Fermi band
C. Valence band
D. Forbidden band
Depletion region of a junction is formed_____________?
A. during the manufacturing process
B. under forward bias
C. under reverse bias
D. when temperature varies
The alternating voltage is an example of_______________?
A. A digital waveform
B. An analogue waveform
C. Discrete waveform
D. None at all
