What causes a net negative charge around the nucleus

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Reference no: EM13282323

1) Only modern physics has provided a satisfactoryexplanation of:
a. The proportionality of resistance in metals to absolutetemperature
b. The relationship between electron velocity and absolutetemperature
c. The Law of Conservation of Charge
d. The spontaneous creation of the depletion zone at a P-Njunction

2) In a P-type semiconductor, what causesa net negative charge around the nucleus of the Group III dopantatom? (Check all that apply)

a. The acceptance of an incoming electron by the dopantatom
b. The departure of the extra electron from the dopantatomc.
c. The 3+ charge of the dopant atom nucleus
d. The departure of the hole associated with the dopantatom

3) The band on a cylindrical diodeindicates the end at which conventional current emerges (T orF)?

4) A photodiode's power-generating ability can be evaluated byobserving its

a. First quadrant characteristic
b. Second quadrant characteristic
c. Third quadrant characteristic
d. Fourth quadrant characteristic

5) In a conducting p-channel MOSFET,the main electron flow is from:

a. drain to source
b. source to drain
c. gate to drain
d. source to gate

6) In an n-channel MOSFET, thephenomenon that controls the quantity of electrons entering thechannel is:

a. the Law of Conservation of Charge
b. none of the above
c. the attraction of electrons in the N+ material to thegate
d. the attraction of source electrons to the drain

Reference no: EM13282323

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