Viteee
Waves
VITEEE 2022
MCQ+4 / -12022
A person is standing at some point between two parallel cliffs (not exactly at the centre). He claps, and hears two echoes: the first after \(1 \mathrm{~s}\) and the second after \(2 \mathrm{~s}\). If the speed of sound in air is \(330 \mathrm{~m} / \mathrm{s}\), the distance between the two cliffs is