Question No 1. For which purpose Diode is used?
- 1) Modulation
- 2) Oscillation
- 3) Amplification
- 4) Purification
Answer - (4)
General Science Questions have been taken from previous years question papers of different competitive examinations such SSC CGL, SSC CHSL, CDS, NDA, Bank, State PSC, Railways, MAT, CAT, etc.
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