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Electronics — Physics STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 SciencePhysicsElectronics1 Mark
Question

Assertion : The resistivity of a semiconductor increases with temperature.

Reason     : The atoms of a semiconductor vibrate with larger amplitude at higher temperature there by increasing it's resistivity.

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.

(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.

(c) If assertion is true but reason is false.

(d) If the assertion and reason both are false.
✓

Answer

(d) If the assertion and reason both are false.

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