Which of the following statements are correct?
(i) Sound is produced by vibrations.
(ii) Sound requires a medium for propagation.
(iii) Light and sound both require a medium for propagation.
(iv) Sound travels slower than light.
(a) i & ii only
(b) i, ii & iii only
(c) ii, iii & iv only
(d) i, ii & iv only


NCERT Class VIII
Science - Exemplar Problems

Chapter 13. Sound

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Answers

  • Brainly User
2015-06-11T18:12:24+05:30
(c) ii, iii & iv only...............is the answer
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