Paper-1-Session-2019 Multiple Questions and Answers.




41.Speed of sound in air is approximately:
A. 1200 m/s
B. 300 m/s
C. 600 m/s
D. 2400 m/s

42.Who transmitted the 1st radio signal through the air?
A. Guglielmo Marconi
B. Nikola Morse
C. Samuel Morse
D. Alexander Graham Bell

43.How much space a standard CD contain
A. 700 mb
B. 650 mb
C. 680 mb
D. 600 mb

44.The present Secretary General of UN is from
A. Korea
B. Austria
C. Australia
D. Brazil

45.Tools to change Prom chip are called?
A. Chip kits
B. RAM buners
C. Prom burner
D. None of these

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