NEET Physics Semiconductor Electronics Questions Solved

Gautam went for a vacation to the village where his grandmother lived. His grandmother took him to watch 'nautanki' one evening. They noticed a blackbox connected to the mike lying nearby. Gautam's grandmother did not know what that box was. When she asked this question to Gautam, he explained to her that it was an amplifier.

(i) Which values were displayed by the grandmother? How can inclution of these values in students be


(ii) What is the function of an amplifier?

(iii) Which basic electronic devices is used in the amplifier?                                  (4 marks) 

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