A semiconductor is formed by ......... bonds.
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- A noncontributory semiconductor has some holes in room temperature. What causes these holes?Please select one:a.Valuation electronsb.Dopingc.Free electronsd.Thermal energyThis type of semiconductor is characterized by its electrical behavior based on pure material while the this type of semiconductor has electrical characteristics dictated by impurity atoms. B. Extrinsic semiconductor; intrinsic semiconductor D. All of the above C. None of the above A. Intrinsic semiconductor; extrinsic semiconductor Other:+These electrons are those that participate in the conduction process while this other charged entity is found in semiconductors and insulators. E. None of the above C. Free electrons and holes A. Holes and free electrons B. Moving electrons and ions D. Electron clouds and holes Other:
- a) What is n-type semiconductor materials? What are the majority and the minority cariers? b) What is p-type semiconductor materials? What are the majority and the minority cariers? c) What is depletion region of a p-n junction diode? d) Describe in your own words the forward-bias and reverse- bias conditions of a p-n junction diode. e) Draw a Diode Symbol and label the anode and the cathode. Si Ge 2 ka f) Find V, in the circuit shown in +20 V 2 k2 15V Fig. Fuad Al-Mannai EENG261 Page 1An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Group of answer choices a.) Valence electrons b.) Thermal energy c.) Doping d.) Free electronsAn addition of trivalent impurity to a semiconductor creates many a. Holes b. Free electrons c. Valence electrons d. Bound electrons A hole in a semiconductor is defined as a. A free electron b. The incomplete part of an electron pair bond C. A free proton d. A free neutron As the doping to a pure semiconductor increase, the bulk resistance of the semiconductor a. Remains the same b. Increases C. Decreases d. None of the above
- How many valence electrons does a semiconductor has? a. 2 b. 3 c. 6 d. 4 When pure semiconductor is heated, its conductance a. Goes up b. Goes down C. Remains the same d. Can't say When a trivalent impurity is added to a pure semiconductor, it becomes a. A conductor b. An intrinsic semiconductor C. P-type semiconductor d. N-type semiconductorWhich statement(s) is (are) true about a P-N junction: A. P-N junction consists of n-type and p-type semiconductor materials.B. Free electrons in n-type diffuse across junction to p-type.C. A depletion region formation happens due to electrons and holes moving away from each other due to the electric field.Which of the following statements is false? A. We can create an extrinsic semiconductor materials by adding impurities to an intrinsic semiconductors. B. A pentavalent impurity addition to an intrinsic semiconductor gives N-type semiconductor. C. N-type semiconductor has more holes than the free electrons that contribute to the conduction of current. D. The P-type semiconductors have more holes than the free electrons.
- When a pentavalent impurity is added to a pure semiconductor, it becomes ......... 1. An insulator 2. An intrinsic semiconductor 3. p-type semiconductor 4. n-type semiconductorElaborate the following with Scientific Reason. 1) Why Intrinsic Semiconductor materials are the bad conductors of electricity? Elaborate the process to make them full conductors 2) Elaborate the concept and importance of Majority Carriers and Minority Carriers inside P-N JunctionIncludes a p-type semiconductor, holes and ...... Please choose one: A) pentavalent atoms B) donor atoms C) positive ions D) negative ions