Test Index

CGPSC Prelims General Studies 2020 Solved Paper

© examsnet.com

Question : 12

Total: 100

Which of the. following statements is/are true in relation to sound waves?
Statement I: Speed of sound decreases when we go from solid to a gaseous state.
Statement II: In any medium, as we decrease the temperature, the speed of sound increases.
Statement III: Speed of sound is less in the aluminium medium than in glass medium

Statement I, II and III all are true
only Statement I and II are true
only Statement I is true
only Statement II and III are true

Go to Question:

Prev Question

Next Question