aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Sound Physics and Acoustics
  • If the diameter of Earth is doubled and the centre of gra...
Multiple choice

If the diameter of Earth is doubled and the centre of gravity becomes half, the speed of sound

  1. becomes twice

  2. becomes doubled

  3. remains constant

  4. becomes one-third

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The speed of sound remains the same because speed of sound is independent of centre of gravity.

Keep practicing — related questions

  • Consider the following statements: 1. In aerodynamics, Mach number is related to the speed of the object to...
  • Which of the following is/are correct? 1. The average specific gravity of the earth is more than the averag...
  • Which of the following statements are correct for sound? (1) Sound is produced whenever a body vibrates in ...
  • Consider the following: (1) Metal (2) Water (3) Air (4) Vacuum Which of the following is the correct ascend...
  • Consider the following statements: 1. The speed of the body continuously changes in uniform circular motion...
  • Which of the following minerals composes half of the earth’s crust?
  • Consider the following statements about Mantle: 1. It is separated from crust by Mohorovicic discontinuity....
  • What is the range of diameter of the region consisting the centre of a cyclone?
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Gravitation and Center of Mass (369 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy