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Subjects
Science CBSE
Class 9
Sound
Textbook based HOTS II
46.
Multiple choice question XLVI
Exercise condition:
2
m.
A boy standing between two cliffs claps and hears \(2\ echoes\) after \(2\ s\) and \(2.5\ s\) respectively. If the velocity of sound is \(330\ ms^{−1}\), find the distance between the two cliffs:
\(274.5\ m\)
\(412.5\ m\)
\(330\ m\)
\(742.5\ m\)
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