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Assertion: At 0K germanium is a supercon...

Assertion: At `0K` germanium is a superconductor.
`Reason: At `0K` germanium offers zero resistance.

A

If both the assertion and reason are true and reason is a true explantion of the assertion.

B

If both the assertion and reason are true but the reason is not true the correct explantion of the assertion.

C

If the assertion is true but reason false

D

If both the assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
D
At `0K`, germanium offers infinite resistance, and it behaves as an insulator.
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A2Z-SEMICONDUCTOR ELECTRONICS-Section B - Assertion Reasoning
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  2. Assertion : The crystalline solids have a sharp melting point. Reaso...

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  3. Assertion: Silicon is preferred over germanium for making semiconducto...

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  4. Assertion: Two P-N junction diodes placed back to back, will work as a...

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  5. Assertion : In transistor common emitter mode as an amplifier is pref...

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  6. Assertion:The dominant mechanism for motion of charge carriers in forw...

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  7. Assertion: A transistor is a voltage-operating device. Reason: Base ...

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  8. Assertion: NAND or NOR gates are called digital building blocks. Rea...

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  9. Assertion: At 0K germanium is a superconductor. Reason: At 0K german...

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  10. Assertion: Base in transistor is made very thin as compared to collect...

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  11. Assertion: The current gain in common base circuit is always less than...

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  12. Assertion: V-i charcteristic of P-N junction diode is same as that of ...

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  13. Assertion: Zener diode works on a principle of of breakdown voltage. ...

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  14. Assertion: NOT gate is also called inverter circuit. Reason: NOT gat...

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  15. Assertion: In vacuum tubes (vales), vacuum is necessary for the moveme...

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  16. Assertion: The following circuit represents 'OR' gate Reason: For...

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  17. Assertion: A P-N photodiode is made from a semiconductor for which E(...

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  18. Assertion: When PN-junction is forward biased then motion of charge ca...

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  19. Assertion: De Morgan's theoram bar(A+B)=bar(A).bar(B) may be explained...

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  20. Assertion: In the following circuit the potential drop across the resi...

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