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In semiconductors at a room temperature...

In semiconductors at a room temperature

A

Valence band is partially empty and the conduction band is partially filled

B

Valence band is completely filled and the conduction band is partially empty

C

Valence band is completely filled

D

Conduction band is completely empty

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Valence band is partially empty and the conduction band is partially filled
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AAKASH INSTITUTE ENGLISH-SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS-Try yourself
  1. In semiconductors at a room temperature

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  2. Carbon, silicon and germanium have four valence electrons each. These ...

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  3. In a pure semiconductor the number of conduction electrons is 6xx10^(1...

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  4. C, Si and Ge have same lattice structure. Why is C insulator while Si ...

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  5. A semiconductor is known to have an electron concentration of 6xx10^(1...

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  6. Suppose a pure Si crystal has 5 × 10^(28) atoms m^(–3). It is doped by...

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  7. What is the current through an ideal p-n junction diode shown in figur...

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  8. Out of following which one is a forward biased diode

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  9. Can we take one slab of p-type semiconductor and physically join it to...

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  10. The V-I characteristic of a silicon diode is shown in the Fig. 14.17. ...

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  11. Freuency of given AC signal is 50 Hz. When it connected to a half - wa...

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  12. What is the output form of full-wave rectifier ?

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  13. In a Zener regulated power supply a Zener diode with V(Z) = 6.0 V is u...

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  14. The current in the forward bias is known to be more (-mA) than the cur...

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  15. Why are Si and GaAs are preferred materials for solar cells?

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  16. For a CE transistor amplifier, the audio signal voltage across the col...

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  17. In common emitter transistor as shown in Fig., the V(BB) supply can be...

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  18. Show the output waveform of OR gate for the following input waveforms ...

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  19. Sketch the output waveform obtained from AND gate for the following in...

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  20. Sketch the output wavefrom Y from a NAND gate having following inputs ...

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