MCQ & Online Test – Sound – NCERT Class 9 Science Chapter 12

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MCQ Sound - Tuning Fork Experiment
Tuning Fork Experiment

Online Test | MCQ Sound | NCERT Class 9 Science Chapter 12 | CBSE Syllabus

Every student of class 9 of NCERT/CBSE syllabus may take part this online test of NCERT Class 9 Science Chapter 12 MCQ Sound and verify his score to check preparedness

#1. Note is a sound

#2. What is the range of frequencies associated with infrasound

#3. What is the range of frequency associated with ultrasound

#4. In SONAR, we use

#5. Infrasound can be heard by

#6. What is the audible range of human

#7. In the diagram, half wavelength is

#8. When we change feeble sound to loud sound, we increase its

#9. Note is a sound

#10. Sound travels in air if

#11. The physical quantity that will remain unchanged after reflection of sound wave

#12. The distance between two consecutive compression or rarefaction in wave is

#13. A key of a mechanical piano struck gently & then struck again but much harder this time. In second case

#14. Earthquake produces which kind of sound before the main shock wave begins



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To Be Continued