Problems XIV
- Which is cheaper JFET, BJT, MOSFET or UJT?
- In an atom, two particles are in the center (nuclues) and these are the _____?
- Electrons at the outer shell are called _____?
- Elements that has four valence electrons?
- Which has the least number of valence electrons?
- The atomic number of element represents the number of _____?
- Germanium has an atomic number of 32 and an atomic weight of approximately 72 amu. How many electrons, protons and neutrons are there?
- The atomic weight of a silicon atom is approximatley 28 amu. How many electrons, protons neutrons does it have?
- Pure silicon or germanium atoms arrange themselves in orderly patterns called _____?
- The type of chemical bond that is present in a crystal lattice of Si or Ge?
- The energy gap between the valence band and conduction band of a semiconductor is in the order of _____?
- At a temperature of absolute zero, semiconductor acts as _____?
- The electron flow is _____?
- Current flow in a semi-conductor that is due to the applied electric field?
- A gap, area or region in a semiconductor where no electron exist?
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