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cse • paper_2 • solid_state_electronicscse-2003-subject-08-002

Amplifier gain — UPSC CSE 2003 Physics PYQ

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(i) What are high T_c superconductors ? Give two examples indicating their transition temperatures. Differentiate between the conventional and high T_c super conductors. (ii) Explain the principle of feedback in an amplifier. What are the advantages & negate feedback?

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