Electronics Gk - Study Mode

[#21] The reverse biasing in a p-n junctions diode
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(B) increase the potential barrier

[#22] In atoms of germanium, arsenic, selenium and bromine there are . . . . . . . . orbits.
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(D) 4

[#23] When a piece of pure silicon is doped with aluminium, then
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(C) the doped silicon piece will become p-type

[#24] . . . . . . . . is a semiconductor
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(D) Ge

[#25] Light Emitting Diode (LED) is used in electronic devices, such as television emits . . . . . . . .
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(C) radio waves