A. The light emitting diodes
B. Photo diodes
C. Photo voltaic cell
D. Solar cells.
A. Converter
B. A rectifier
C. Inverter
D. Oscillator
The device used for conversion of D.C. to A.C. is called______________? Read More »
Electronics, Physics Mcqs A. The negative half cycle of A.C.
B. The positive half cycle of A.C.
C. The positive and negative half cycles
D. Either positive or negative half of A.C.
A. The positive half cycle of input A.C.
B. The negative half cycle of input A.C.
C. The complete cycle of input A.C.
D. All of the above.
A. is located on the emitter
B. is located on the base
C. is locate on the collector
D. points form north to south
In the transistor schematic symbol, the arrow______________? Read More »
Electronics, Physics Mcqs A. antimony
B. phosphorus
C. aluminium
D. arsenic
Which one of the following is not a donor impurity ? Read More »
Electronics, Physics Mcqs A. minority carriers
B. majority carriers
C. holes
D. electron
Forward current through a semi conductor diode circuit is due to____________? Read More »
Electronics, Physics Mcqs A. 105 ohm metre
B. 106 ohm metre
C. 107 ohm metre
D. 108 ohm metre
The value of resistivity for insulator is of the order of____________? Read More »
Electronics, Physics Mcqs A. Conduction band
B. Fermi band
C. Valence band
D. Forbidden band
Which one of following band is completely filled in case of conductors ? Read More »
Electronics, Physics Mcqs A. during the manufacturing process
B. under forward bias
C. under reverse bias
D. when temperature varies
Depletion region of a junction is formed_____________? Read More »
Electronics, Physics Mcqs