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Wires P and Q have the same resistance a...

Wires `P` and `Q` have the same resistance at ordinary (room) temperature. When heated, resistance of `P` increases and that of `Q` decreases. We conclude that

A

P and Q are conductors of different materials

B

P is n-type semiconductor and Q is p-type semiconductor

C

P is semiconductor and Q is conductor

D

P is conductor and Q is semiconductor

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The correct Answer is:
D
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RESONANCE-SEMICONDUCTORS-Exercise 3
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  4. For making p-n junction diode forward biased:

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  5. In a good conductor of electricity the type of bonding that exists is ...

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  6. Which of the following statements is true for an n-type semi-comductor...

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  7. A light emitting diode has a voltage drop of 2 v across it and passes ...

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  8. The minimum potential difference between the base and emitter required...

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  9. A p-n junction diode is reverse biased. Then

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  10. The difference in the variation of resistance with temperature in a me...

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  11. If the input is given between A and C, thent he output at the ends of ...

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  12. The majority charge carriers in P-type semiconductors are

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  13. Wires P and Q have the same resistance at ordinary (room) temperature....

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  14. Two ideal diodes are connected to a battery as shown in the circuit. T...

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  16. C and Si both have same lattice structure, having 4 bonding electrons ...

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  17. Transfer characterstics [output voltage (V(o)) vs. input voltage (V(i)...

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  18. The figure shows a logic circuit with two inputs A and B and the outpu...

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  19. The input resistance of a silicon transistor is 100Omega base current ...

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