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If the lattice constant of this semicond...

If the lattice constant of this semiconductor is decreased, then which of the following is correct ?
.

A

All Ec,Eg.Ev increase

B

Ec and Ev increase, bu Eg decreases

C

Ec and Ev decrease, but Eg increases

D

All Ec,Eg,Ev decrease

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The correct Answer is:
C
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ALLEN-SEMICONDUCTORS-Part-3(Exercise-4)
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  2. In the following, which one of the diodes is reverse biased ?

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  5. If a p-n junction diode, a square input signal of 10 V is applied as s...

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  6. A working transitor with its three legs marked P, Q and R is tested us...

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  7. In the circuit below, A and B represents two inputs and C represents t...

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  8. a p -n juction (D) shown in the figure can act an a rectifier An alter...

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  9. The logic circuit shown below has the input waveform 'A' and 'B' as sh...

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  10. The combination of gates shown below yields :-

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  11. The question has statement - 1 and statement - 2 Of the four choices ...

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  12. The output of an OR gate is connected to both the inputs of a NAND gat...

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  13. Which of the following four alternatives is not correct, We need modul...

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  14. Truth table for system of four NAND gates as shown in figure is : .

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  15. A diode detector is used to detect an amplitude modulated wave of 60% ...

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  16. The 1- V characteristic of on LED is

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  17. The forward biased diode connection is

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  18. A single of 5 kHz frequency is amplitude modulated on a carrier wave o...

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  19. In an unbiased p-n junction electrons diffuse from n-region to p-regio...

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  20. A 2V battery is connected across AB as shown in the figure. The value ...

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