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A solid which is not transperent to visi...

A solid which is not transperent to visible light and whose conductivily increase with temperature is formed by

A

Ionic binding

B

covalent binding

C

Van der Wall's binding

D

metallic binding

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The correct Answer is:
B
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ALLEN-SEMICONDUCTORS-Part-3(Exercise-4)
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  2. In a common base mode of a transition , the collector current is 5.48...

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  3. A solid which is not transperent to visible light and whose conductivi...

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  4. If the ratio of the concentration of electron to that of holes in a se...

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  5. The circuit has two oppsitely ideal diodes in parallel. What is the cu...

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  6. In the following, which one of the diodes is reverse biased ?

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  7. If the lattice constant of this semiconductor is decreased, then which...

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  8. Carbon , silicon and germanium have four valence electrons each . At r...

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

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

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

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

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

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  14. The combination of gates shown below yields :-

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

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

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

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

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

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  20. The 1- V characteristic of on LED is

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