Question No 4. Which among the following waves is used for communication by artificial satellites?
- 1) Microwaves
- 2) Radio waves
- 3) A. M.
- 4) Frequency of 101 series
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.
You may also like the following General Science topics:
14. First in Space