General Knowledge > General Science
PHYSICS MCQs
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Answer: Option D. -> 24 cm
Answer: Option A. -> Above 20 kHz
Answer: Option A. -> Short waves are more energetic than long waves.
Answer: Option A. -> Cosmic rays
Answer: Option A. -> 1.0
Answer: Option B. -> Square of amplitude
Answer: Option B. -> It follows the wave path near the tropopause at elevations of 8 km to 15 km.
Answer: Option D. -> 1 : 4
Answer: Option B. -> Transverse