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Electronics — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsElectronics1 Mark
Question

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

Reason     : The P-region of two PN junction diodes back to back will form the base of NPN transistor.

(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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